Question

Sabendo que A = 1/3 - 3/4 e B = -2/3 + 1/2, quanto vale A x B? ​

Answer 1

Resposta:

A = 1/3 - 3/4 = 4/12 - 9/12 = 5/12

B = 2/3 + 1/2 = 4/6 + 3/6 = 7/6

5/12 x 7/6 = 35/72