Question

calcule o valor de x em cada item

Answer 1

a) √x = 3
(√x)² = 3²
x = 9

b) $\sqrt[4]{2 + x}$ = 2
(  $\sqrt[4]{2 + x}$ )⁴ = 2⁴
2 + x = 16
x = 16 - 2
x = 14

c) ∛x-1 = 5
(∛x-1)³ = 5³
x - 1 = 125
x = 125 + 1
x = 126

d) $\sqrt[5]{x}$ = 2
( $\sqrt[5]{x}$ )⁵ = 2⁵
x = 32