Math, asked by harpindersingh35947, 9 months ago

9. Square of (-1) equals to
a) 1
b) 2
c) 1
d) o

Answers

Answered by KartikGupta8171

2

Step-by-step explanation:

(-1)²

-1×(-1)

We know that -&- is +

So answer is 1

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