Question

me ajudem

a)

a) 81/4




b)

b) 9/4




c)

c) 81/16




d)

d) 16/81




e)

e) 9/16

Answer 1

Resposta:

Explicação passo-a-passo:

(2^2 × 2^-3 × 3^-1 × 3^2)^2

=[2(2-3) × 3(-1+2)]^2

=(2^-1 × 3)^2

=(1/2 × 3)^2

=(3/2)^2

=9/4

Resposta: b)