\(10^6=10^{3\cdot2}=\left(10^3\right)^2=1000^2\\ 9^8=9^{4\cdot2}=\left(9^4\right)^2=1681^2\\ 1000< 1681\Rightarrow1000^2< 1681^2\Leftrightarrow10^6< 9^8\)
ối, tính nhầm cmnr
\(10^6=10^{3\cdot2}=\left(10^3\right)^2=1000^2\\ 9^8=9^{4\cdot2}=\left(9^4\right)^2=6561^2\\ 1000< 6561\Rightarrow1000^2< 6561^2\Leftrightarrow10^6< 9^8\)