Question

algm me ajuda nessa questão ai ?​

Answer 1

(2/3)^(-2) - (1/2)^(-1) + (-1/4)^(-2).

(3/2)² - (2/1)¹ + (-4/1)².

9/4 - 2/1 + 16/1.

9/4 - 8/4 + 64/4 = 65/4.

Answer 2

Explicação passo-a-passo:

(3/2)2 - (2/1)1 + (-4/1)2 =

(3/2)(3/2) - (2/1) +(-4/1)(-4/1) =

(9/4)(3/2) - (2/1) +(16/1) =

MDC = 2

18*3 - 4 + 32 =

54+28 =

82