Question

Nhanh lên nhé các bạn

Answer 1

a) Ta có:

\(3^{40}=\left(3^2\right)^{20}=9^{20}\)

\(10^{20}\)

Vì \(9^{20}< 10^{20}\)

⇒\(3^{40}< 10^{20}\)

Answer 2

b) Ta có:

\(25^{55}=\left(5^2\right)^{55}=5^{110}\)

\(125^{33}=\left(5^3\right)^{33}=5^{99}\)

Vì \(5^{110}>5^{99}\)

⇒\(25^{55}>125^{33}\)