log4^(2-X)=log2^(X-1)-1
解方程log4(2-x)=log2(x-1)-1
log4^(2-X)=log2^(X-1)-1
log4 (x+2) = log2 (2x-1)
log4(log2^x)=log2(log4^x)求log2^x
log2(x-2)=log4(5-x)
log4(13-3x)=log2(x-1)
对数方程 log2^(x-1)=log4^x
解方程:log2(3-x) - log4(x+5) =1
对数方程log2(x-1)=log4 x,如何化成log2(x-1)²?
log2^x=log4^9
1/2*log2(x+1)=log4(x+1) 这样子可以吗.
解方程log4(3*2^x+7)=log2(2^x+1)