Ex 1.3, 1 - Evaluate (i) [(-6) + 5] ÷ [(-2) + 1] - Teachoo Class 7 - Ex 1.3

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Ex 1.3, 1 Evaluate each of the following: (i) [(– 6) + 5] ÷ [(–2) + 1] [(– 6) + 5] ÷ [(–2) + 1] = [−6 + 5] ÷ [−2 + 1] = −[6 − 5] ÷ −[2 − 1] = (−1) ÷ (−1) = (−𝟏)/(−𝟏) = 1

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