Question

найдите корень уравнения

Answer 1

(x+1)^1/3 = 3
x+1 = 3^3
x+1=27
x=26

Answer 2

$\sqrt[3]{x+4} = 3 \\ x+4 = 3^{3} \\ x+4 = 27 \\ x= 27 -4 \\ x= 23$