Precalculus 2014
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50
| PAGE: 197 | SET: Exercises | PROBLEM: 50 |
Please look in your text book for this problem Statement
The exponetial equation is 
.
Consider 
.
and 
and 
.
and 
.
Case 1 :
The exponential equation is 
.
Apply logarithm on each side.
The domain of logarithm is : 
.
is not in the domain of logarithm.
Hence there is no solution.
Case 2 :
The exponential equation is 
.
Apply logarithm on each side.
.
Apply power property of logarithm : 
.
Apply the property of logarithm : 
.
The value of 
is 
.
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