Question

Answer 1

3³⁵ = (3⁷)⁵ = 2187⁵

5²⁰ = (5⁴)⁵ = 625⁵

Do 2187 > 625 nên 2187⁵ > 625⁵

Vậy 3³⁵ > 5²⁰

Answer 2

\(3^{35}và5^{20}=\left(3.5\right)^{30}và\left(5.3\right)^{17}=15^{30}>15^{17}\\ \Rightarrow3^{35}>5^{20}\)