Question

x¹⁹= x

giai ho voi

Answer 1

`-> x^19 - x^1 = 0`

`=> x(x^18 -1) = 0`

`=> x =0` hoặc `x^18 - 1 = 0`

`=> x = 0` hoặc `x = 1`.

Answer 2

\(x^{19}=x\)

\(\Rightarrow x^{19}-x^1=0\)

\(\Rightarrow x\left(x^{18}-1\right)=0\)

\(\Rightarrow x=0\) hoặc \(x=1\)