Question

(2+x)\(^3\)-23=41

Answer 1

giúp mik với

Answer 2

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

\(\Rightarrow\left(2+x\right)^3=64\)

\(\Rightarrow\left(2+x\right)^3=4^3\)

\(\Rightarrow2+x=4\)

\(\Rightarrow x=2\)

Answer 3

\(=>8.x^3-23=41\)

\(8.x^3=41+23=64\)

\(x^3=8\)

\(=>x=2\)

Answer 4

x = 2

Answer 5

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

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

\(\left(2+x\right)^3=64\)

\(\left(2+x\right)^3=4^3\)

\(2+x=4\)

\(x=4-2\)

\(x=2\)

Vậy \(x=2\)