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a的0.9308次方等于0.0221,a等于多少

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a的0.9308次方等于0.0221,a等于多少
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答案和解析
a的0.9308次方等于0.0221a^0.9308=0.0221lga^0.9308=lg0.02210.9308lga=lg0.0221lga=(lg0.0221)/0.9308=-1.6556077263148893022533249477293./0.9308=-1.7786933028737530105858669399756.a=0.016645877609949029227...