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log√3^9+log9^27+(1/4)log4^1/16
人气:313 ℃ 时间:2020-04-11 05:46:35
解答
log√3^9+log9^27+(1/4)log4^1/16
=log(√3)(√3)^4+log(3^2) (3^3) +(1/4)log(2^2)(2^-4)
=4+3/2+1/4*(-4/2)
=4+3/2-1/2
=5
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