解-log2^[9^(x-1)-5]=-log2^[3^(x-1)-2]-2
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解-log2^[9^(x-1)-5]=-log2^[3^(x-1)-2]-2解-log2^[9^(x-1)-5]=-log2^[3^(x-1)-2]-2解-log2^[9^(x-1)-5]=-log2
解-log2^[9^(x-1)-5]=-log2^[3^(x-1)-2]-2
解-log2^[9^(x-1)-5]=-log2^[3^(x-1)-2]-2
解-log2^[9^(x-1)-5]=-log2^[3^(x-1)-2]-2
-log2^[9^(x-1)-5]=-log2^[3^(x-1)-2]-2
log2^[9^(x-1)-5]-log2^[3^(x-1)-2]=2
log2^{[9^(x-1)-5]/[3^(x-1)-2]}=2
[9^(x-1)-5]/[3^(x-1)-2]=4
设u=3^(x-1)
得(u^2-5)/(u-2)=4, u1=3,u2=1
x1-1=1,x2-1=0
x1=2,x2=1
解2log2^(x-5)=log2^(x-1)+1
解方程log2(9*x-5)=log2(3*x-1)+1,
解-log2^[9^(x-1)-5]=-log2^[3^(x-1)-2]-2
解-log2^[9^(x-1)-5]=-log2^[3^(x-1)]-2
解方程log2(2-x)=log2(x-1)+1
解不等式:|log2(x-1)|+log2(5-x)
谁能帮我解一下:log2(x + 1) = 4 - log2(x + 1)log2(x + 1) = 4 - log2(x + 1)
解方程:log2(9^(x-1)-5)-log2(3^x +2)-2=0
解方程:log2(x+4)+log2(x-1)=1+log2(x+8)
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解方程log2(9^x - 5)=log2(3^x - 2)的平方 详细!
解2log2^(9^x-5)=log2^(3^x-2)+2
log2(9^x-5)=log2(3^x-2)+2怎么解?用图像可以吗
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解方程:log2(9^x - 5)=log2(3^x - 2)+2解方程log2(9^x - 5)=log2(3^x - 2)+2希望有详细过程.注:log2中的2为log的下标