Question

The integer whose product
with (-1)is1.is
a) -1
b) 1
c) 0​

Answer 1

Step-by-step explanation:

-1

As, -1× -1 = 1

Option a

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Answer 2

Answer:

Answer is here

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Step-by-step explanation:

Answer is a) - 1

-1 × - 1 = 1