Question

If a = -35, b = 10 cm and c = -5, verify that:
(i) a + (b + c) = (a + b) + c
(ii) a × (b + c) = a × b + a × c

Answer 1

Answer:

(i) -35+(10+(-5)) =(-35+10) +(-5)

= -35+5 = -25-5

= -30 = -30

(ii) -35×(10+(-5)) = -35×10 + -35×-5

=-35×5 = -350 + 175

= -175 = -175

Hence verified

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