Question

Gente mim ajudem pfv

Answer 1

Resposta:

a) 4/3 * 8/5 = 32/15

b) 4/3 * 8/5 * 2/7 * 3/5 = 192/525 = 64/175

c) -3/8 * 2/5 = -6/40 = -3/20

d) -3/8 * (-7/3) = +21/24 = 7/8

e) 9/5 * 3 = 27/5

f) 3/7 * 7 = 21/7 = 3