Question

o. If a=-b=-7, c = 6 verify that (a+b)+c= a + b

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Answer 1

Given, a = -7; b = 7 and c = 6; then,

L.H.S. = (a+b)+c = (-7+7)+6 = 0 + 6 = 6

And, R.H.S. = a + b = -7 + 7 = 0

Hence, L.H.S. is not equal to R.H.S.

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