Question

write down all integer that are their own inverse under addition ​

Answer 1

Answer:

Step-by-step explanation:

if n is an integer then - n is its additive inverse . Now if n is its own additive inverse, then n + n = 0 and then

2n = 0 and therefore n = 0. thus the Only integer that is its own additive inverse is 0.

Answer 2

Step-by-step explanation:

2n = 0 and therefore n = 0. thus the Only integer that is its own additive inverse is 0

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