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Two integers a and $b$ satisfy a $x b = a$ , where a is not 0.
Using the multiplicative identity property, what must $b$ equal?

Class 7Properties of IntegersIntegers

A1
B3
C0
D2

Step-by-Step Solution

If a

x b = a

and a is not 0, then

b

must be the multiplicative identity,

b = 1

, because only multiplying by 1 leaves a unchanged.

Answer: A) 1

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