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1. �) (1/4)^x=64; �) 5^(3x-4)=25;

�) log(6; x)=-2; �) log(1/4; 2x+1)=-1.

2. �) 9^x-3^(2x-2)=72; �) log(3; x)-log(9; x)+log(81; x)=3;

�) log(2; 1+log(1/2; x))=2.

3. �) 36^x-5�6^x=6; �) 3^(4x-7)-10�3^(2x-4)+3=0;

�) 3^(2x-1)-8/(3^(2x-1)-1)=-1; �) log(2; x)-3log(x; 4)=1;

�) log(3; 4x-3)-5/(log(3; 4x-3)+3)-1=0.

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