解方程:log4{2log3[1+log2(1+3log2 x)]}=1/2
解方程log4(2-x)=log2(x-1)-1
解方程:log2(3-x) - log4(x+5) =1
解方程log4(3*2^x+7)=log2(2^x+1)
解方程 log2(x^2-3)=2log4(6x-10)-1
log2(3)*log3(4)*log4(5)*.log(k+1)(k+2)=log2(k+2) 怎么证
log3^36-log3^4+log2(log2^16)+8^2/3+(27/8)^-1/3+log8^27/log4^
解方程log2(2-x)=log2(x-1)+1
log2(20)-log2(5)+2log3(2)×log4(3)
log4^(2-X)=log2^(X-1)-1
log4 (x+2) = log2 (2x-1)
log3 7·log2 9·log49 a=log4 1/2,则a=
解方程log2(2x)*log4(x/4)=2