Question

for any integer a, what is (-1) ×a eaqual to​

Answer 1

Answer:

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Step-by-step explanation:

For any integer, a, -1*a is not the same...As it comprises of both positive and negative numbers.

For negative number:- (-1)*(-a)=a.

For positve number:- (-1)*(a)=-a.

Answer 2

Answer:

+a or +1

Step-by-step explanation:

(-1) x (-1)

-1 x -1

minus x minus = (+)            

so, 1x1 = 1

:. answer is 1

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