Question

TÌM X (2x-3)^2=16 ai làm đc nhanh nhất mik cho tick nha

Answer 1

\(\left(2x-3\right)^2=16\)

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

\(\Rightarrow2x-3=4\)

\(\Rightarrow2x=4+3\)

\(\Rightarrow2x=7\)

\(\Rightarrow x=\frac{7}{2}\)

Answer 2

2x-3)^2=4^2

2x-3=4

2x=7

x=7/2

Answer 3

\(\left(2x-3\right)^2=16\)

\(\Leftrightarrow\left(2x-3\right)^2=4^2\)

\(\Leftrightarrow2x-3=4\)

\(\Leftrightarrow2x=4+3=7\)

\(\Leftrightarrow x=\frac{7}{2}\)

Vậy \(x=\frac{7}{2}\)