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对数函数题loga-logb=3log(c/2)求a=______________
对数函数题loga-logb=3log(c/2)求a=______________
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2019-05-14 13:31
对数函数题loga-logb=3log(c/2)求a=______________
对数函数题loga-logb=3log(c/2)求a=______________
loga-logb=3log(c/2)
loga/b=log(c/2)^3
a/b=(c/2)^3
a=b(c/2)^3=bc^3/8