Download presentation

1
**ALGEBRAIC EXPRESSIONS**

Step 1 Write the problem. Step 2 Substitute in the values for the unknown (variable). Step 3 Use PEMDAS (remember to go left to right). Show all steps!

2
Terms Algebraic Expression- A mathematical phrase involving at least one variable. Also can contain numbers and operation symbols. Coefficient- The number multiplied by the variable. Constant- The number that does not change or lose its value in an expression.

3
**30n+6 algebraic expression 30 is the coefficient n is the variable **

EXAMPLE OF TERMS 30n+6 algebraic expression 30 is the coefficient n is the variable 6 is the constant

4
Problem #1 Given the formula P = k2 w, find P if k = 5 and w = -3.

5
**If V = lwh, what is the value of V when l = 2, w = 3, and h = 4x?**

Problem #2 If V = lwh, what is the value of V when l = 2, w = 3, and h = 4x?

6
**If x = 1 and y = -2, which expression has a value of 3? x = y 2. x - y**

Problem 3 If x = 1 and y = -2, which expression has a value of 3? x = y 2. x - y 3. xy y - x

7
Problem #4 If a = 1 and b = -2, find the value of (a+b)2.

8
**Use the formula V = x 2h, to find V when x = 6 and h = 2.**

Problem #5 Use the formula V = x 2h, to find V when x = 6 and h = 2.

9
**Evaluate the expression**

Problem #6 Evaluate the expression (6a)2b if a = 2 and b = -1.

10
Problem #7 Find 3a - 4b if a = -2 and b = 1.

11
Problem #8 Find the value of (x2 - 5x + 4) if x = 7.

12
Problem #9 Evaluate 5a2 - b when a = -2 and b = 3.

13
**Find the value of the expression 3x3**

Problem #10 Find the value of the expression 3x3 when x = -2

14
Problem #11 What is the value of r2s if r = 5 and s = -2?

15
**Evaluate the expression**

Problem #12 Evaluate the expression 3x2 + y if x = 1 and y = -3.

16
**Find the value of the expression 2xy3**

Problem #13 Find the value of the expression 2xy3 if x = 3 and y = -2.

17
Problem #14 Find the value of 5x2 if x = -3.

18
**If x = -3 and y = 2, find the value of (xy)2.**

Problem #15 If x = -3 and y = 2, find the value of (xy)2.

19
Problem #16 If x = 3 and y = -2, find the value of 4xy2.

20
Problem #17 Find the value of 3(ab)0 if a = 2 and b = -1.

21
Problem #18 Evaluate 2x2y if x = 3 and y = -1.

22
Problem #19 Find the value of a2 – b if a = 3 and b = -4.

23
Problem #20 Find the value of a2b – ab2 if a = 3 and b = -4.

Similar presentations

OK

Copyright © 2013, 2009, 2006 Pearson Education, Inc. 1 Section 5.4 Polynomials in Several Variables Copyright © 2013, 2009, 2006 Pearson Education, Inc.

Copyright © 2013, 2009, 2006 Pearson Education, Inc. 1 Section 5.4 Polynomials in Several Variables Copyright © 2013, 2009, 2006 Pearson Education, Inc.

© 2018 SlidePlayer.com Inc.

All rights reserved.

To ensure the functioning of the site, we use **cookies**. We share information about your activities on the site with our partners and Google partners: social networks and companies engaged in advertising and web analytics. For more information, see the Privacy Policy and Google Privacy & Terms.
Your consent to our cookies if you continue to use this website.

Ads by Google

Ppt on complex numbers class 11th Ppt on power sharing in democracy sovereign Ppt on event driven programming vs procedural programming Ppt on omission of articles in spanish Download ppt on maths in our daily life Ppt on green revolution vs organic farming Ppt on conservation of endangered species Free ppt on mobile number portability act Ppt on 5 star chocolate Free ppt on smart note taker