Question

Show That (-6) , (-2) and (5) are associative under addition.
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Answer 1

Answer:

(1) 3+(2+1) = (3+2)+1. 3+3 = 5+1. 6 = 6. L.H.S = R.H.S. (2) 4+(-6+2) = [4 + (-6)] + 2. 4 + (-4) = [4-6] + 2. 4-4 = -2+2. 0 = 0.

Step-by-step explanation:

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