Bell Ringer.

Slides:

Advertisements

Similar presentations

Over Lesson 8–6 A.A B.B C.C D.D 5-Minute Check 1 Find the slope of the line that passes through E(1, 4) and F(5, –2). Find the slope of the line that passes.

Advertisements

Can you graph the line? -slope of ¾ and passes through the point (-2,5)

Y -intercept ANSWER slope ANSWER Prerequisite Skills VOCABULARY CHECK Copy and complete the statement. ? In the equation y = mx + b, the value of m is.

Section 8.6 Slope-Intercept Form. Can you graph the line? -slope of ¾ and passes through the point (-2,5) -slope of -2 and a y-intercept of 5.

Point slope form of an equation Y - y₁ = m(X- x₁) (x₁, y₁) An ordered pair on the line m slope.

Point slope form of an equation Y - y₁ = m(X- x₁) (x₁, y₁) An ordered pair on the line m slope.

4-9 Slopes of Parallel and Perpendicular Lines Warm Up

Graphing Lines Using Slope-Intercept Form

Slope Intercept Form Algebra

Bell Ringer The vertices of figure ABCD are A(4,2), B(-1, 0), C(5, 5), and D(1, -3). This figure is translated 3 units to the right and 4 units up.

Bell Ringer The vertices of figure ABCD are A(4,2), B(-1, 0), C(5, 5), and D(1, -3). This figure is translated 3 units to the right and 4 units up.

Bell Ringer I will not answer questions about the Bell Ringer

What is the missing angle in the following triangles. #1. 17, 60, x #2

Bell Ringer Throw Back Thursday

If f(x) = 4x – 3, find each function value.

BELL RINGER Use this equation to answer #1 and #2. y = x – 1.

In f(x) = -3x + 2, find each function value. 1. f(9) 2. f(12) 3

Write each equation in slope – intercept form.

What is the missing angle in the following triangles. #1. 17, 60, x #2

Bell Ringer Solve for x. 4 = 2x – x + 2 = 14

Bell Ringer 4x + y = 3 y – 6 = ½ x -9x + y = -5 -4x + y = 2

Determining an Equation of a Line

State the y-intercept of each of the following equations.

Any linear equation which is solved for y is in

Evaluate each expression if n = 3, p = -2, and q = 6.

5.3: Write Equations in Point-Slope Formula

y – y1 = m (x – x1) Topic: Writing Equations in Point-Slope Form

Find the slope between the following points. Use (y2 – y1)/(x2 – x1)

In f(x) = -3x + 2, find each function value. 1. f(9) 2. f(12) 3

y = mx + b y – y1 = m (x – x1) Topic: Writing Equations given two

Write an equation in slope-intercept form.

Find the measures of the angles in each triangle. #1. #2. #3.

Find the slope between the following points. Use (y2 – y1)/(x2 – x1)

Simplify each expression.

Bell Ringer Throw Back Thursday

Determine whether each relation is a function. (Just write yes or no)

Bell Ringer Evaluate each expression. If you finish early, be getting your homework together…everything should have name, date, and title Hint:

Bell Ringer Throw Back Thursday

Bell Ringer Find the slope of the line that passes through each pair of points. YOU MAY USE PAPER NOTES…..NO COMPUTERS OUT. *I will give you one last.

Put each equation into the form

If f(x) = 4x – 3, find each function value.

Solve. You do not HAVE to check. #1. 2f + 3 = 11f - 24 #2

There is no #4. Leave this box blank.

Bell Ringer Write each equation in slope-intercept form.

Bell Ringer 4x + y = 3 y – 6 = ½ x -9x + y = -5 -4x + y = 2

If f(x) = 4x – 7, find each function value.

5 Minute Check 1-4 Graph the equation : 2x + y – 4 = 0

Simplify each expression.

Put each equation into the form

Bell Ringer Solve for x. 4 = 2x – x + 2 = 14

State the y-intercept of each of the following equations.

Write each equation in slope – intercept form.

Solve. You do not HAVE to check. #1. 2f + 3 = 11f - 24 #2

Write an equation in slope-intercept form for each line.

Bell Ringer If m∠1 = 125°, find the measure of each angle. You do not have to explain your reasoning for this Bell Ringer only

Write an equation in slope-intercept form for each line.

Bell Ringer I will not answer questions about the Bell Ringer

If f(x) = 4x – 7, find each function value.

Find the measures of the angles in each triangle. #1. #2. #3.

Write each expression using exponents.

Evaluate each expression if n = 3, p = -2, and q = 6.

Bell Ringer If m∠1 = 125°, find the measure of each angle. You do not have to explain your reasoning for this Bell Ringer only

Bell Ringer #1. 3x + 1 = 10 #2. 18 – 2q = 4 #3. 8w – 12 = -4

Write each expression using exponents.

4 minutes Warm-Up Graph. 5x – 4y = 20 2) x = 5 3) y = -2.

Presentation transcript:

Bell Ringer

Quiz on Friday Section 8.6 and 8.7

Homework Check Section 8.6 # 1 – 20 odd Find the slope of the line that passes through each pair of points.

Homework Check Section 8.6 # 1 – 20 odd

Homework Check Section 8.6 # 1 – 20 odd

Act 2 – Domino Effect Cost = $10.99 + $1.49t Cost per Topping: Total Spent on Toppings: Base Price: EQUATION:

Act 2 – Number 4 - Graph

Section 8.7 Slope – Intercept Form R drive > Key > Jan 6_9 > 1_8__8.7 Slope Intercept Form File > Save As > P drive > Math > Jan 6_9 > 1_8__8.7 Slope Intercept Form

Vocabulary Slope – Intercept Form – An equation of the form y = mx + b, where m is the slope and b is the y-intercept. Add this to your new Vocabulary section from yesterday!!!!

Notes

Example 1 Find the Slope and Y - Intercept

Example 2 Find the Slope and Y - Intercept

Your Turn Find the Slope and Y - Intercept State the slope and the y – intercept of the graph of y = ½ x + 3

Example 3 Find the Slope and Y - Intercept

Example 4 Find the Slope and Y - Intercept

Your Turn Find the Slope and Y - Intercept State the slope and the y – intercept of the graph of -4x + y = -10

Example 5 Graph an Equation

Example 6 Graph an Equation

Your Turn Graph an Equation Graph y = -3x + 9 using the slope and y – intercept.

Example 7 Analyze the Slope and Y - Intercept

Example 8 Analyze the Slope and Y - Intercept

Your Turn Analyze the Slope and Y - Intercept A class spends $75 on ingredients and then sells cookies for $5 a dozen. The amount earned y can be represented by the equation y = 5x – 75, where x equals the number of dozens sold. A. Graph the equation. B. Describe what the y – intercept and the slope represent.

Homework – Slope Intercept Form Section 8.7 # 1 – 24 even

Homework – Slope Intercept Form Section 8.7 # 1 – 24 even

Homework – Slope Intercept Form Section 8.7 # 1 – 24 even