Question

[Kỳ Lý]

.2 mũ x= 2 mũ 7

Answer 1

[HT.Phong (9A5)]

\(x\cdot2^2=2^7\)

\(\Rightarrow x=\dfrac{2^7}{2^2}\)

\(\Rightarrow x=2^{7-2}\)

\(\Rightarrow x=2^5\)

\(\Rightarrow x=32\)