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3^log9(25)+16^log4(2)-(根号7)^log7(9)+(-1)^log2(1)
人气:187 ℃ 时间:2020-03-27 09:28:49
解答
=3^log3(5)+[4^(log4(2))]^2-[7^(1/2)]^(2log7(3))+0
=5+4-3+0=6
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