Question

Q1) The pair whose sum is 0.

(a) a, a (b) 0, a (c) 0, -b (d) a, -a​

Answer 1

Step-by-step explanation:

d) a, -a

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Answer 2

Answer:

option ( d ) ✔

$a) \: a + a = 2a \\ \\ b) \: 0 + a = a \\ \\ c) \: 0 + ( - b) = b \\ \\ d) \: a + ( - a) = 0$

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