1. 1
----------- * ------------ =
Log2 X. Log2 2x
1
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Log2 4
Log2 x*Log2. 2x=
Log2 4
Log2 x*( Log2 2 +Log2 X)=2
Log2 x(1+Log2 X)=2
Log2 X+ Log^2_2 X=2
Log2 X=t
t^2 +t-2=0
t= -2
t=1
Log2 X= -2. 2^-2=x
X= 1/4
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Log2 X=1 2^1=X
X=2
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