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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

High School Mathematics - 2
5.3 Binary Operations - Review

Q 1: Check if a*b = a+ab is associative. Write as Y or N

Q 2: Find the identity element a*b = a+b+ab, a, b I

Q 3: Find if the binary operation a*b = (a+b)/2 on Q associative? Write your answer as Y or N.

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

Q 5: For I = (-2,-1,0,1,2) and the binary operation addition is defined on I, find the inverse of -1?

Q 6: Find identity element in i = {-1,0,1} if the binary operation is addition defined on I.

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Question 8: This question is available to subscribers only!

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