Ta có:\(300^{400}=\left(3.100\right)^{400}=\left(3^4\right)^{100}.100^{400}=81^{100}.100^{400}\)
\(400^{300}=\left(4.100\right)^{300}=\left(4^3\right)^{100}.100^{300}=64^{100}.100^{300}\)
Vì 64<81;300<400 nên 64100.100300<84100.100400
Vậy 400300<300400
Ta có:\(300^{400}=\left(3^4\right)^{100}=81^{100}\)
\(400^{300}=\left(4^3\right)^{100}=64^{100}\)
Vì 64<81 nên 64100<81100
Vậy 400300<300400
tại sao \(300^{400}\)=(\(3^{4^{100}}\))