若a=2^0.5,b=logπ3,c=log2sin54°则( )
若a=2^0.5,b=logπ3,c=log2sin54°则( )
对数函数题 log a - log b = 3 log (c/2) 求 a = ______________
log a b*log b c=log b b*log a c成立吗
a=log(3)π b=log(7)6 c=log(2)0.8 哪一个大,
log(2)(a)=log(3)(b)=log(5)(c)
若a=log以3为底π的对数,b=log以7为底6的对数,c=log以2为底0.8的对数.则a,b,c的大小关系是
设a=log以2为底5,b=log以3为底7,c=log以0.5为底9,则a,b,c的大小关系为()
若log(a)x=2,log(b)x=3,log(c)x=6,则log(abc)x=?括号内为底数
已知a=log(2)3+log(2)√3,b=log(2)9-log(2)√3,c=log(3)2,则a,b,c的大小关
设A^2+B^2=C^2 求证 log以(C+B)为底A的对数+log(C-B)A=2log(C+B)*log(C-B)
2log(b)x=log(a)x+log(c)x
已知a、b、c为直角三角形三边,c为斜边.log(a+b)+log(c-b)=2log(b+c)alog(c-b)a