Question

[Vũ Ngọc Ang]

So sánh : \(\left(\frac{-1}{5}\right)^9\)Và \(\left(\frac{-1}{25}\right)^5\)

Answer 1

[Xyz OLM]

Ta có \(\left(-\frac{1}{25}\right)5=\left(-\frac{1}{5}\right)^{2.5}=\left(-\frac{1}{5}\right)^{10}>\left(-\frac{1}{5}\right)^9\)