Question

2^91 vaf 5^35 So sanhs

Answer 1

so sánh: \(2^{91}\) và \(5^{35}\)

\(2^{91}=\left(2^{13}\right)^7=8192^7\)

\(5^{35}=\left(5^5\right)^7=3125^7\) 

mà \(8192>3125\) \(\Rightarrow8192^7>3125^7\)

vậy, \(2^{91}>5^{35}\)