Question

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Answer 1

Explicação passo-a-passo:

a) 1 / 3 x 3 / 2 = 1 / 2

b) 4 / 7 × ( - 5 / 2 ) = - 20 / 14 = - 10 / 7

c) ( - 3 / 5 ) x ( - 7 / 3 ) = 7 / 5

d) ( - 3 / 7 ) × ( 3 / 2 ) = - 9 / 14

e) ( 1 / 9 ) x ( - 5 / 7 ) = - 5 / 63

f) ( 1 / 2 ) x ( - 4 / 3 ) = - 4 / 6 = - 2 / 3

g) ( - 3 / 4 ) x ( - 4 / 3 ) = 1