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三分之一的288次方乘以二分之三的300次方
人气:325 ℃ 时间:2020-04-12 01:21:46
解答
(2/3)^288*(3/2)^300
=(2/3)^288*(3/2)^288*(3/2)^2
=[2/3*3/2]^288*(3/2)^2
=1*9/4
=9/4
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