Question

(2+x)^3-23=41

Answer 1

( x + 2 )³ = 41 + 23

( x + 2 )^{3 =} 64

( x + 2 )^{3 =} 4³

=> x + 2 = 4

x = 4 - 2

x = 2

Vậy x =2

 

Answer 2

\(\left(2+x\right)^3-23=41\\ \left(2+x\right)^3=64\\ 2+x=4\\ x=2\)