已知log2(log3(log4x))=0,且log4(log2y)=1.求根号x*y^3/4的值在线等啊.
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已知log2(log3(log4x))=0,且log4(log2y)=1.求根号x*y^3/4的值在线等啊.
![已知log2(log3(log4x))=0,且log4(log2y)=1.求根号x*y^3/4的值在线等啊.](/uploads/image/z/4330522-10-2.jpg?t=%E5%B7%B2%E7%9F%A5log2%28log3%28log4x%29%29%3D0%2C%E4%B8%94log4%28log2y%29%3D1.%E6%B1%82%E6%A0%B9%E5%8F%B7x%2Ay%5E3%2F4%E7%9A%84%E5%80%BC%E5%9C%A8%E7%BA%BF%E7%AD%89%E5%95%8A.)
答:
log2(log3(log4x))=0
log3(log4x)=1
log4x=3
x=4^3=64
log4(log2y)=1
log2(y)=4
y=2^4=16
(√x)*y^(3/4)
=(√64)*(2^4)^(3/4)
=8*8
=64
log2(log3(log4x))=0
log3(log4x)=1
log4x=3
x=4^3=64
log4(log2y)=1
log2(y)=4
y=2^4=16
(√x)*y^(3/4)
=(√64)*(2^4)^(3/4)
=8*8
=64
已知log2(log3(log4x))=0,且log4(log2y)=1.求根号x*y^3/4的值在线等啊.
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