Name: ___________________

Date:___________________

kwizNET Subscribers, please login to turn off the Ads!
Email us to get an instant 20% discount on highly effective K-12 Math & English kwizNET Programs!

MEAP Preparation - Grade 7 Mathematics
2.53 Value of an Algebraic Expression - III

Example: If a=8 and b=7, find the value of a2+b2.
Solution:
Substitute the values of 'a' and 'b' in the given equation.
a2+b2 = 82+72 = 8x8 + 7x7 = 64+49 = 113.

Directions: Find the values of the following expressions and enter your answers in the space provided. Also write at least 10 examples of your own.
Q 1: If p=3 and q=2, find the value of p2+q2.
Answer:

Q 2: If p=3 and q=2, find the value of p2-q2.
Answer:

Q 3: If p=3 and q=2, find the value of (p+q)2.
Answer:

Q 4: If p=3 and q=2, find the value of (p-q)2.
Answer:

Q 5: If p=3 and q=2, find the value of 2p2+3q2.
Answer:

Q 6: If p=3 and q=2, find the value of 4p2-9q2.
Answer:

Q 7: If x=5 and y=3, find the value of x3+y3.
Answer:

Q 8: If x=5 and y=3, find the value of x2+xy+y2.
Answer:

Question 9: This question is available to subscribers only!

Question 10: This question is available to subscribers only!


Subscription to kwizNET Learning System costs less than $1 per month & offers the following benefits:

  • Unrestricted access to grade appropriate lessons, quizzes, & printable worksheets
  • Instant scoring of online quizzes
  • Progress tracking and award certificates to keep your student motivated
  • Unlimited practice with auto-generated 'WIZ MATH' quizzes
  • Child-friendly website with no advertisements


© 2003-2007 kwizNET Learning System LLC. All rights reserved. This material may not be reproduced, displayed, modified or distributed without the express prior written permission of the copyright holder. For permission, contact info@kwizNET.com
For unlimited printable worksheets & more, go to http://www.kwizNET.com.