Question

1. (-1) * (-1) * (-1) * (2m + 1) times, where m is a natural number, is equal to
(a) 1
(b)-1
(c) 1 or -1
(d) none of these
Pls explain with the full solution​

Answer 1

it can possibly done because however 1x1 or -1x-1=1 and this answer will not matter (2m+1) also not matters much the number which is important is 2 only because - 1x - 1=1 or (-1)2 =1 ;2 is even that means answer will come in +. And answer is 1.

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Answer 2

Step-by-step explanation:

m is a natural number so, 2× any natural number is even number.

Even number+1 = odd number

(-1)×(-1)×(-1)×... odd times is -1