Question

which of the following pairs are not additive inverse of each other? a) 11/15,-11/15 b) -17/21, 17/21 c) 8/-9 ,8/9 d) -25/-52,25/52​

Answer 1

A B and C are additive inverse as upon adding them we will get 0

D is not additive inverse as -25/-52 = 25/52.

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Answer 2

Answer:

A B C

S is only additive inverse