Question

equaçao
2x elevado a 3 - 16 = 0

Answer 1

$2 x^{3} -16=0 \\ 2 x^{3}=16 \\ x^{3}= \frac{16}{2} \\ x^{3}=8 \\ x= \sqrt[3]{8} \\ x= \sqrt[3]{ 2^{3} }=2$

Answer 2

2 x ³  - 16 = 0
2 x³ = 16
x³ = 16/2
x³ = 8
x = ∛8
x = ∛2³
x = 2