##### Finding the Equation of a Line

Which equation best represents the line shown in the graph? A) 7x + 4y = 35 B) 4x – 7y = 35 C) 4x + 7y = -35 D) 7x – 4y = -35 (7, -1) (0, -5) Check Answer  Additional Practice Problems #6) Convert this equation to standard form: y = ⅜x – 4 #7) Convert this equation to standard form: y = -⅔x + ⅜ Check Answer  Check Answer  Converting from Standard Form to Slope-Intercept Form This is a/

##### Python Programming: An Introduction to Computer Science

= "Hello World" >>> myString[2] l >>> myString[2] = "p" Traceback (most recent call last): File " ", line 1, in -toplevel- myString[2] = "p" TypeError: object doesnt support item assignment Python Programming, 2/e Strings and Secret Codes/x = eval(input("Enter a number ")) Enter a number 3.14 >>> print x 3.14 >>> type (x) Python Programming, 2/e Strings and Secret Codes # numbers2text.py # A program to convert a sequence of Unicode numbers into # a string of text. def main(): print ("This program converts/

##### Introduction to Frequency Domain Analysis (3 Classes)

4 two port matrices Differential Common mode Differential to common mode Common mode to differential Easier to relate to system specifications ACCM noise, differential impedance Disadvantages: Must convert from measured 4-port scattering matrix High Frequency Electromagnetic Waves In order to understand the frequency domain analysis, it is necessary to explore how high frequency sinusoid signals behave on transmission lines The equations that govern signals propagating on a/

##### Python Programming, 2/e1 Python Programming: An Introduction to Computer Science Chapter 2.

celsius+32 3. Output fahrenheit Now we need to convert this to Python! Python Programming, 2/e14 Example Program: Temperature Converter #convert.py # A program to convert Celsius temps to Fahrenheit # by: Susan Computewell def main(): /to represent a specific value, e.g. 3.9, 1, 1.0 Simple identifiers are also expressions Use expressions to manipulate variables Python Programming, 2/e22 Elements of Programs >>> x = 5 >>> x 5 >>> print(x) 5 >>> print(spam) Traceback (most recent call last): File " ", line/

##### Python Programming, 2/e1 Python Programming: An Introduction to Computer Science Chapter 5 Sequences: Strings, Lists, and Files.

= "Hello World" >>> myString[2] l >>> myString[2] = "p" Traceback (most recent call last): File " ", line 1, in -toplevel- myString[2] = "p" TypeError: object doesnt support item assignment Python Programming, 2/e32 Strings and Secret /x = eval(input("Enter a number ")) Enter a number 3.14 >>> print x 3.14 >>> type (x) Python Programming, 2/e44 Strings and Secret Codes # numbers2text.py # A program to convert a sequence of Unicode numbers into # a string of text. def main(): print ("This program converts/

##### Perkovic, Chapter 7 Functions revisited Python Namespaces

x=2 print(x = {}, y = {}.format(x,y)) return x*y x and y are local variables x and y exist only during the execution of a function call to double Namespaces and modules Introduction to Computing Using Python A namespace is a mapping from names to/ >>> 1 fifteen age.txt default exception handler prints this Multiple exception handlers Introduction to Computing Using Python def readAge(filename): converts first line of file filename to an integer and prints it try: infile = open(filename) strAge = infile./

##### ENGINEERING 160 Exit VBA Lessons: Class Introduction

YES Can use Form 1040EZ Must use 1040A or 1040 Stop Repetition / Looping Structure START Input a temperature in Fahrenheit, F, and convert to Celsius, C Enter F C = 5/9(F-32) Output F, C YES Another Value ? NO STOP More Repetition / Looping /It can be delimited with semicolons, or commas. If there is no outputlist an empty line is written to the file. Examples: Open (“U:OutputStuff.txt”) For Output as 2 Print #2, “X = “; x; ” Y = “; y Close Program with Input and Print statements Option Explicit Sub Average/

##### FUNDAMENTALS OF CORPORATE FINANCE

7.4) T7.17 Inflation and Returns Key issues: What is the difference between a real return and a nominal return? How can we convert from one to the other? Example: Suppose we have \$1000, and Diet Coke costs \$2.00 per six pack. We can buy 500 six packs./ cash revenues and expenses are as follows: Year Revenues Expenses 1 \$1,000 \$500 2 2,000 1,000 Draw a time line and compute the NPV of project X. T9.2 NPV Illustrated (concluded) 1 2 Initial outlay (\$1,100) Revenues \$1,000 Expenses 500 Cash flow \$500 Revenues /

##### Series: From Tax Preparer to Financial Planner: The Road Best Traveled

their lifetime reduce their overall estate, thereby lowering the effect of higher estate tax rates. Reasons to Convert to Roth IRAs Bob Line 15 – IRA Distributions Reasons to Convert to Roth IRAs Federal tax brackets are more favorable for married couples filing joint returns than for /4,000 of qualified education expenses T has no tax liability to apply against the credit T can claim a refundable credit of \$1,000 (.4 x \$2,500) Attach Form 8863 Bob Line 69 – Excess Social Security and Tier 1 Tax Withheld /

##### INTRODUCTION TO HVDC V G RAO HVDC / KOLAR.

IN INDIA Back-to-Back HVDC LINK CONNECTING REGION CAPACITY (MW) Vindyachal North – West 2 x 250 Chandrapur West – South 2 x 500 Vizag – I/Line Commutated converters Operation of Converter Triggering can be delayed from this point and this is called firing angle α Output voltage of the converter is controlled by controlling the α – Rectifier action If α > 90º negative voltage is available across the bridge – Inverter action Due to finite transformer inductance, current transfer from one thyristor valve to/

##### Introduction to Computing Using Python Text Data, File I/O, and Exceptions  Strings, revisited  Formatted output  File Input/Output  Errors and Exceptions.

converted first. 4 Non string value like 5 must be converted first. 1 This is the first line. Still the first line… 2 Now we are in the second line. 3 Non string value like 5 must be converted first. 4 Non string value like 5 must be converted first. Introduction to Computing Using Python Writing to/range(10): print(i) SyntaxError: expected an indented block >>> (3+4] SyntaxError: invalid syntax >>> if x == 5 SyntaxError: invalid syntax >>> print hello SyntaxError: invalid syntax >>> lst = [4;5;6] /

##### Introduction to Computing Using Python Text Data, File I/O, and Exceptions  Strings, revisited  Formatted output  File Input/Output  Errors and Exceptions.

converted first. 4 Non string value like 5 must be converted first. 1 This is the first line. Still the first line… 2 Now we are in the second line. 3 Non string value like 5 must be converted first. 4 Non string value like 5 must be converted first. Introduction to Computing Using Python Writing to/range(10): print(i) SyntaxError: expected an indented block >>> (3+4] SyntaxError: invalid syntax >>> if x == 5 SyntaxError: invalid syntax >>> print hello SyntaxError: invalid syntax >>> lst = [4;5;6] /

##### Introduction to Java Material drawn from [Lewis01, Kjell00, Mancoridis01]

a line of characters, and assign them to the String inData String inData; System.out.println("Enter the data:"); inData = stdin.readLine(); System.out.println("You entered:" + inData ); Numeric Input Notice that the characters 1, 4, 9, and 2 were read in and written out just as were the other characters. If you want the user to enter numeric data, your program must convert/

##### 1 Analog – ISDN Converter Connected to Avaya Integral Enterprise PBX.

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##### Python Programming: An Introduction to Computer Science

3 4 5 6 7 8 >>> greet = "Hello Bob" >>> greet[0] H >>> print greet[0], greet[2], greet[4] H l o >>> x = 8 >>> print greet[x - 2] B Python Programming, 1/e The String Data Type H e l o B b 0 1 2 3 4 5 6 7 8 In a /ASCII values for ch in message: print ord(ch), # use comma to print all on one line. main() Python Programming, 1/e Strings and Secret Codes We now have a program to convert messages into a type of “code”, but it would be nice to have a program that could decode the message! The outline for a decoder/

##### College Algebra K/DC Monday, 27 January 2014 OBJECTIVE TSW write equations for lines in standard form and slope-intercept form. ASSIGNMENT DUE I will take.

line rises 5 units each time the x-value increases by 2 units. The slope is. 2-10 Finding an Equation From a Graph The graph intersects the y-axis at (0, 5) and the x-axis at (–2, 0). The y-intercept is (0, 5). The x-intercept is (–2, 0). 2-11 Finding an Equation From a Graph Slope, y-intercept 5 Converting to/

##### 4.6 Slope Intercept Form And Parallel Lines

if they have the same slope. y = 2x - 2 y = 2x - 5 x Sloped Lines y = -½x + 4 y = -½x y = -½x -3 y = -½x - 4 Sloped lines are all parallel to each other if they have the same slope. y = -½x + 4 x y = -½x y = -½x -3 y = -½x - 4 Check for Understanding Which of the following lines are parallel? (Hint: convert to slope-intercept form and compare slopes) 3y = -9x – 5 2y – 6x/

##### College Algebra K/DC Friday, 23 January 2015 OBJECTIVE TSW write equations for lines in standard form and slope-intercept form. ASSIGNMENT DUE I will take.

line rises 5 units each time the x-value increases by 2 units. The slope is. 2-10 Finding an Equation From a Graph The graph intersects the y-axis at (0, 5) and the x-axis at (–2, 0). The y-intercept is (0, 5). The x-intercept is (–2, 0). 2-11 Finding an Equation From a Graph Slope, y-intercept 5 Converting to/

##### Unit 1 Measurements.

dimensional analysis to convert between units 1.5 Use measuring devices with precision and accuracy 1.6 Create and interpret graphs by calculating a line of best fit and using the line to extrapolate and interpolate data 1.7 Define and calculate density 1.1 Convert between scientific/ by determining the volume and mass of each container. Define and calculate density To determine the volume, we will take length x width x height: 1.0 units x 1.0 units x 1.4 units 1.4 units3 The mass for the top would be 20/

##### Output Primitives Computer Graphics.

.3, 7.3) then the floor function of x’=3 and y’=7, is plotted. Point Drawing (Raster display) x Scan Converting A Point (In vector display) x´=Floor(x) and y´=Floor(y) All points that satisfy: are mapped to pixel (x´,y´) Scan Converting A Line Scan Converting A Line The Cartesian slope- intercept equation for a straight line is: Scan Converting A Line These equation form the basic for determining deflection/

##### Liang, Introduction to Java Programming, Sixth Edition, (c) 2007 Pearson Education, Inc. All rights reserved. 0-13-222158-6 1 Chapter 2 Primitive Data.

to (3+4*x)/5 – 10*(y-5)*(a+b+c)/x + 9*(4/x + (9+x)/y) Liang, Introduction to Java Programming, Sixth Edition, (c) 2007 Pearson Education, Inc. All rights reserved. 0-13-222158-6 26 Example: Converting Temperatures Write a program that converts a Fahrenheit degree to/ with the help of the JBuilder debugger without leaving the IDE. The JBuilder debugger enables you to set breakpoints and execute programs line by line. As your program executes, you can watch the values stored in variables, observe which methods/

##### Languages and Compilers (SProg og Oversættere) Lecture 4

special escape-sequence character, then c matches c. The JLex tool: Example An example: import java_cup.runtime.*; %%   %class Lexer %unicode %cup %line %column %state STRING  %{ ... The JLex tool %state STRING %{   %{ StringBuffer string = new StringBuffer(); private Symbol symbol(int type) { return/ We can describe the algorithm by a set of mechanical rewrite rules private void parseN() { parse X } N ::= X Algorithm to convert EBNF into a RD parser parse t where t is a terminal accept(t); parse N where N/

##### C++ Basics. COMP104 C++ Basics / Slide 2 Introduction to C++ * C++ is a programming language for manipulating numbers and user-defined objects. * C++

random funct #include // time function  using namespace std; indicates that the new C++ libraries should be used. If this line is left out, then the old iostream library is loaded: #include COMP104 C++ Basics / Slide 10 Constant Declarations * /converted to 2 and assigned to n x = m/n; // 3/2=1 converted to 1.0 and assigned to x n = x+m/2; // m/2=1 : integer division // x+m/2 : double addition because x is double // convert result of m/2 to double (i.e. 1.0) // x+m/2=2.0 // convert result of x+m/2 to/

##### Introduction to C Doug Sondak SCV Outline  Goals  History  Basic syntax  makefiles  Additional syntax Information Services & Technology6/20/2015.

 char  short for “character”  enclosed in single quotes  ‘x’, ‘\$’  character string is string of chars enclosed in double quotes  /Line Arguments (cont’d)  Arguments are character strings, often want to convert them to numbers  Some handy functions:  atoi converts string to integer  atof converts string to double  To convert to float, recast result of atof  They live in stdlib.h  arguments are pointers to strings, so you would use, for example ival = atoi(argv[2]) to convert the 2 nd argument to/

##### CS 248 Assignment 2 Polygon Scan Converter CS248 Presented by Abe Davis Stanford University October 17, 2008.

here) 3.2: Remove from the AET any entries where ymax = y (none here) 3.3: Draw scan line. To handle multiple edges, group in pairs: {FA,EF}, {DE,CD} 3.3: Draw scan line. To handle multiple edges, group in pairs: {FA,EF}, {DE,CD} 3.4: y = y+1 (y =/convert once to a super-sampled grid, then average down. Cost: Cost: 1 scan conversion 1 scan conversion s 2 x p 2 storage, where there are (s x s) samples per pixel, (p x p) image s 2 x p 2 storage, where there are (s x s) samples per pixel, (p x p) image s 2 x/

##### © Janice Regan, CMPT 102, Sept. 2006 0 CMPT 102 Introduction to Scientific Computer Programming Expressions and Operators Program Style.

of tokens (smallest individual units of a program) include:  Other separators blanks, tabs, line feed, blank lines …  Operators actions used to combine constants = and + in the expression y = x + THREE; © Janice Regan, CMPT 102, Sept. 2006 2 C: Binary Arithmetic Operators / The value of the variable or expression is not changed  The value used in the larger expression is converted to the requested type  Sample expressions including casts  Integerone + (int)(Floatone+Floattwo)  (float)Integerone + /

##### Flood Analysis of Scioto River Using HEC-RAS/GIS Converting HEC-2 Data for HEC-RAS /ArcView GIS Analysis and Inundation Mapping (A pilot using Big Darby.

of Scioto River Using HEC-RAS/GIS Converting HEC-2 Data for HEC-RAS //lines Center line - require a line between banks Flow lines - direction of the flow –X-sections digitized from surveying maps Pre-processing (cont.) Digitizing provided X-sections using Arc/Info Conversion to ArcView GIS Labeling stations for X-sections Pre-processing Creating the HEC-RAS import file (*.geo) using AVRas –Temporary TIN –Center line –Bank lines –Flow linesX-Sections HEC-2 X-sectionsPreprocessed X-sections Geo-referenced X/

##### Introduction to Computers and Programming Lecture 4: Mathematical and Relational Operators.

, Inc. All rights reserved (Modified). 30 Adding Integers –Similar to previous statement Assigns variable secondNumber to second integer input –Method Integer.parseInt Converts String argument into an integer (type int ) –Class Integer in java.lang Integer returned by Integer.parseInt is assigned to variable number1 (line 27) –Remember that number1 was declared as type int Line 28 similar 23 secondNumber = 24 JOptionPane.showInputDialog( "Enter second integer/

##### Introduction To Computers and Programming Lecture 2: Your first program Professor: Evan Korth New York University.

firstNumber = JOptionPane.showInputDialog( "Enter first integer" ); 2.5 Another Java Application: Adding Integers Similar to previous statement Assigns variable secondNumber to second integer input Method Integer.parseInt Converts String argument into an integer (type int) Class Integer in java.lang Integer returned by Integer.parseInt is assigned to variable number1 (line 27) Remember that number1 was declared as type int If a non-integer value/

##### Rasterization Foley, Ch: 3. Pixels are represented as disjoint circles centered on uniform grid Each (x,y) of the grid has a pixel Y X (1,1) (1,2) (0,0)

= mx i+1 + B = m(x i + Δx) + B = (mx i + B) + mΔx = y i + mΔx = y i + m So next point to intensify is (x i+1, round(y i+1 )) Scan Converting Lines Basic Incremental Algorithm Two end points (x o,y o ) and (x 1,y 1 ) Calculate slope m=y 1 -y 0 / x 1 -x 0 If(m>1) (Steeper): x i+1 = (y i+1/

##### Review Videos Graphing the x and y intercept Graphing the x and y intercepts Graphing a line in slope intercept form Converting into slope intercept form.

Review Videos Graphing the x and y intercept Graphing the x and y intercepts Graphing a line in slope intercept form Converting into slope intercept form Chapter 7 Section 6 Families of Linear Graphs What You’ll Learn You’ll learn to explore the effects of changing the slopes and y-intercepts of linear functions. Why It’s Important Business Families of graphs can display different/

##### Liang, Introduction to Java Programming, Fifth Edition, (c) 2005 Pearson Education, Inc. All rights reserved. 0-13-148952-6 1 Chapter 2 Primitive Data.

is to use a statement like this: JOptionPane.showMessageDialog(x); where x is a string for the prompting message. Liang, Introduction to Java Programming, Fifth Edition, (c) 2005 Pearson Education, Inc. All rights reserved. 0-13-148952-6 59 Converting Strings to Integers/with the help of the JBuilder debugger without leaving the IDE. The JBuilder debugger enables you to set breakpoints and execute programs line by line. As your program executes, you can watch the values stored in variables, observe which /

##### Beginning Video for AV Video components Scan rates Refresh Rates

moved? What is the technical level of the user, and who is going to have access to the interface? What features are needed in this interface? What are Scalers & Scan Converters? Scalers take one video resolution and convert it to another resolution by using techniques such as de-interlacing, line duplication, line averaging, and motion interpolation. Some of these techniques produce a better image than others. When/

##### 1 JF Tutorial: Mole Calculations Shane Plunkett 1.Some Mathematical Functions 2.What is a mole? Avogadro’s Number Converting between moles.

often represented in graph form, especially in straight lines Experimental data often represented in graph form, especially in straight lines Equation of straight line given by Equation of straight line given by y = mx + c where x and y are the axes values m is /our reactants in grams using a balance. However, when these react they do so in a ratio of moles. Therefore, we need to convert between the mass we measure and the number of moles we require. The expression relating mass and number of moles is: Mass /

##### Power converters Definitions and classifications Converter topologies

de-rating: 1.6; Current de-rating: ~1.3; (i.e., power de-rating: 1.6 x 1.3 ≈ 2) Power Converter for magnets Control Voltage source Current source Power Converter Load I G V L AC DC 3 phase mains (50 or 60 Hz) magnet, solenoid,… Topologies Achieving / currents with low voltages - (very high voltages with low currents) + - Direct Converters : AC link (AC line controller) AC link AC DC Simple diode rectifier on output stage Easier to handle high current (or voltage) Only One Quadrant operation AC link F i l /

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##### Fluoroscopy Robert Metzger, Ph.D.. Real-Time Imaging  Fluoroscopy is an imaging procedure that allows real-time x-ray viewing of the patient with high.

resolution Horizontal (determined by bandwidth) and vertical (determined by the number of scan lines) video resolution Flat Panel Digital Fluoroscopy  Flat panel devices are thin film transistor (TFT) arrays that are rectangular in format and are used as x-ray detectors  CsI, a scintillator is used to convert the incident x-ray beam into light  TFT systems have a photodiode at each detector element which/

##### 1CAS - Power Converters 10 May 2014Jörn Jacob: RF solid state amplifiers CAS – CERN Accelerator School on Power Converters Baden, 7 – 14 May 2014 RF Solid.

RF drain chokes replaced with “quarter wave” transmission lines. Very few components left, all of them SMD and prone to automated manufacturing  Reduced fabrication costs 13CAS - Power Converters 10 May 2014Jörn Jacob: RF solid state /Converters 10 May 2014Jörn Jacob: RF solid state amplifiers Prototype with 18 RF modules x 700 W :  Successfully tested at 12.4 kW,  = 63 %  75 kW prototype with 22 wings in construction Direct coupling of RF modules to the cavity combiner:  No coaxial RF power line/

##### Perl Tutorial 林光龍. 22 The Goal of this Course To know what is Perl programming language To know how to design program using Perl.

x || \$y || \$z; \$xyz = \$x or \$y or \$z; # WRONG \$xyz = ( \$x or \$y or \$z ); \$x = \$a = 1; \$x = ++\$a; print \$x, \$a; print " "; \$x = \$a = 1; \$x = \$a++; print \$x, \$a; \$x = "A"; \$x = ++\$x; \$x = "aaa"; \$x = ++\$x; \$x = 4; \$y = 3; \$z = 2; \$x = \$x / print "Command: "; # get the input from STDIN and # chomp off the trailing newline chomp(\$command = ); # convert \$command to lowercase lc(\$command); # convert the first character in uppercase \$command = ucfirst \$command; } until(\$command eq "Stop"); 96 # initialize a hash (/

##### Chemistry: An Introduction to General, Organic, and Biological Chemistry, Eleventh Edition Copyright © 2012 by Pearson Education, Inc. Chapter 2 Matter.

of state as a gas is cooled uses sloped lines to indicate a decrease in temperature uses plateaus (flat lines) to indicate a change of state 119 On a cooling curve, diagonal lines indicate changes in temperature for a state, and horizontal lines (plateaus) indicate changes of state. A cooling/ 2 Write the plan to convert grams to heat and desired unit. 250. g ice x 80. cal = 20,000 cal (2.0 x 10 3 cal) 1 g ice Step 3 Calculate the heat to warm the water from 0  C to 37.0  C. 250. g x 37.0  C x 1.00 cal = /

##### 1.Find the missing angle: 2.Find the next term in the sequence: 1, 10, 55, 280, ___ x°x° 100° 20° November 3, 2014.

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##### TechConnect Concrete TechConnect Concrete Math. Definitions Addition – process of totaling two or more numbers to find another number called a sum – Example:

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##### Go Chapter 1 - Intro to Java Section 1 - What is Java? Section 2 - Creating and Running a Java Program Section 3 - Framework of a Simple Java Program.

a simple console or standalone program: 1. package declaration for the file 2. import statements that bring in any additional code from other classes 3. class definition line that declares the class 4. main method that starts the program running package ch01; public class Rocket { public static void main(String args[ ]) { // code/ 5231 = 0 x 16 7 + 0 x 16 6 + 0 x 16 5 + 0 x 16 4 + 1 x 16 3 + 4 x 16 2 + 6 x 16 1 + 15 x 16 0 16 7 16 6 16 5 16 4 16 3 16 2 16 1 16 0 42 1.6 Converting From Base 16 to Base 10 The/

##### REVIEW 9.1-9.4 Polar Coordinates and Equations. You are familiar with plotting with a rectangular coordinate system. We are going to look at a new coordinate.

coordinates. r y x Steps for Converting Equations from Rectangular to Polar form and vice versa Four critical equivalents to keep in mind are: If x > 0 If x < 0 Identify, then convert to a rectangular equation and then graph the equation: Circle with center at the pole and radius 2. The graph is a straight line at extending through the pole. IDENTIFY and GRAPH: Now convert that equation into/

##### P.1 PDS (Programmable Device Servers) -- Serial Devices to Ethernet Gateways -- Gary Lin ICP DAS Co., Ltd. Jun.02, 2009.

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##### Introduction to Algorithm Instructor: Dr. Bin Fu Office: ENGR 3. 280 (Third Floor) Textbook: Introduction to Algorithm.

x for A can be converted to x ’ for B, such that x is in A if and only if x ’ is in B. Likewise, for B to C. –Convert x ’ into x ’’ for C such that x ’ is in B iff x ’’ is in C. –Hence, if x is in A, x ’ is in B, and x ’’ is in C. –Likewise, if x ’’ is in C, x ’ is in B, and x/ hence S is satisfied Why? (cover  satisfiable) This is the complete proof. Bottom line: S is satisfiable iff G has a vertex cover of size at most n + 2m. Bottom line 2: Vertex Cover is NP-Complete Clique A clique of a graph G=(V,E) /

##### Computer Programming (66111) An-Najah N. University Computer Engineering Department Luai Malhis, Ph.D, Introduction To Computer System 1Luai M. Malhis.

more checking is done Any loop can be converted to other type For loops are count controlled While loops are sentinel Be carful with the null statement in if and loops if ( x > 0); cout 0); x--; Luai M. Malhis152 Computer Programming An-/while (ifstr.get(ch)) { ofstr << ch; } ifstr.close(); ofstr.close(); } Faster Copy the getline function (from ) reads an entire line of text, including whitespace two arguments: input stream and a string #include #include #include void main() { char infile[40]; cout > infile/

##### 1. Python Overview Python is a high-level, interpreted, interactive and object oriented-scripting language. Python was designed to be highly readable which.

-Line Statements: Statements in Python typically end with a new line. Python does, however, allow the use of the line continuation character () to denote that the line /x [,base])Converts x to an integer. base specifies the base if x is a string. long(x [,base] )Converts x to a long integer. base specifies the base if x is a string. float(x)Converts x to a floating-point number. complex(real [,imag]) Creates a complex number. str(x)Converts object x to a string representation. repr(x)Converts object x to/

##### REVIEW 9.1-9.4 Polar Coordinates and Equations. You are familiar with plotting with a rectangular coordinate system. We are going to look at a new coordinate.

radians (5, 0.93) polar coordinates are: Try these! Convert ( 2, Π ) to rectangular Convert to rectangular Convert (-1, 1 ) to polar Convert ( 0, 2) to polar Steps for Converting Equations from Rectangular to Polar form and vice versa Four critical equivalents to keep in mind are: The graph is a straight line at extending through the pole. IDENTIFY and GRAPH: Identify, then convert to a rectangular equation and then graph the equation: Circle with/

##### Liang, Introduction to Java Programming,revised by Dai-kaiyu 1 Chapter 2 Primitive Data Types and Operations 事实不可扭曲，意见大可自由 —— C.P.Scott.

the title of the input dialog box. JOptionPane. showInputDialog(x); where x is a string for the prompting message. Liang, Introduction to Java Programming,revised by Dai-kaiyu 65 Converting Strings to Integers  To convert a string into an int value, you can use the/ with the help of the JBuilder debugger without leaving the IDE. The JBuilder debugger enables you to set breakpoints and execute programs line by line. As your program executes, you can watch the values stored in variables, observe which methods/