Name: ___________________


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!

High School Mathematics - 2
5.3 Binary Operations - Review

Q 1: Find the identity element a*b = a+b+ab, a, b I

Q 2: Find if the binary operation a*b = (a+b)/2 on Q associative? Write your answer as Y or N.

Q 3: Check if a*b = a+ab is associative. Write as Y or N

Q 4: Find the identity element for the operation a*b = a+b+1, a, b I

Q 5: Check if a*b = ab/4 is associative. Write your answer as Y or N.

Q 6: For I = (-2,-1,0,1,2) and the binary operation addition is defined on I, find the inverse of -1?

Q 7: Find identity element in i = {-1,0,1} if the binary operation is addition defined on I.

Q 8: Is a*b = a+b, a, b 1 is a binary operation? Write your answer as Y or N.

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
For unlimited printable worksheets & more, go to