Question

So sánh

222⁵⁵⁵ và 555²²²

Answer 1

Ta có 222^555=(2^5.111^5)^111 
555^222=(5^2.111^2)^111 
Mà 2^5.111^5=32.111^5>25.111^2=5^2.111^2 
=> 222^555>555^222

[ TK MIK NHAKK !!!]

Answer 2

222⁵⁵⁵ = (222⁵)¹¹¹=( ( 111. 2)⁵)¹¹¹= (111⁵ .32)¹¹¹

555²²² = ( 555²)¹¹¹ = (( 111 . 5)²)¹¹¹ = (111² . 25)¹¹¹

Vì 111⁵ > 111² và 32 > 25

Nên 111⁵ . 32 > 111² > 25

Vậy 222⁵⁵⁵ > 555²²²