3^0.8 3^0.7 哪个大0.75^-0.1 0.75^0.1 哪个大1.01^2.7 1.01^3.5 哪个大0.99^3.3 0.99^4.5 哪个大最好教我怎么比

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3^0.83^0.7哪个大0.75^-0.10.75^0.1哪个大1.01^2.71.01^3.5哪个大0.99^3.30.99^4.5哪个大最好教我怎么比3^0.83^0.7哪个大0.75^-0.1

3^0.8 3^0.7 哪个大0.75^-0.1 0.75^0.1 哪个大1.01^2.7 1.01^3.5 哪个大0.99^3.3 0.99^4.5 哪个大最好教我怎么比
3^0.8 3^0.7 哪个大
0.75^-0.1 0.75^0.1 哪个大
1.01^2.7 1.01^3.5 哪个大
0.99^3.3 0.99^4.5 哪个大
最好教我怎么比

3^0.8 3^0.7 哪个大0.75^-0.1 0.75^0.1 哪个大1.01^2.7 1.01^3.5 哪个大0.99^3.3 0.99^4.5 哪个大最好教我怎么比
方法是:底数大于一时,指数越大,数越大.底数小于一时,指数越大,数越小.
答案是
1,3^0.8> 3^0.7
2,0.75^-0.1