1.

(-1)X(-1)X(-1)X....2m times,where m is a natural number is equal to

Answer»

It can POSSIBLY done because however 1x1 or -1x-1=1 and this answer will not matter

(2m+1) ALSO not matter 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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