Question

Prove the following:
(1) (-20) (134) = [(-20)x13]x4
(ii) [(-50)x(-2)]x(-3) = (-50)x[(-2)x(-3)]
(iii) [(-4)x(-3)]*(-5) = (-4) x [(-3)x(-5)​

Answer 1

Answer:

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Explanation:

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