Question

[nguyenthihab]

(x-1)⁵=\(\frac{1}{32}\)

giúp mk với mk làm hoài mà kết quả thử ko đúng

Answer 1

[Lightning Farron]

\(\left(x-1\right)^5=\frac{1}{32}\)

\(\Leftrightarrow\left(x-1\right)^5=\frac{1}{2^5}\)

\(\Leftrightarrow\left(x-1\right)^5=\left(\frac{1}{2}\right)^5\)

\(\Leftrightarrow x-1=\frac{1}{2}\)

\(\Leftrightarrow x=\frac{1}{2}+1\)

\(\Leftrightarrow x=\frac{3}{2}\)

Answer 2

[nguyenthihab]

cam on ban nhiu