SOLUTION: Log base 2/5 X=-3

Question 739516: Log base 2/5 X=-3
Answer by Edwin McCravy(20065) (Show Source): You can put this solution on YOUR website!

Be sure to learn the logarithm equation 
to exponential equation principle:

The logarithm equation 

 

is equivalent to the exponential equation



------------------------------------------------

Therefore the logarithm equalion



is equivalent to the exponential equation



Invert the fraction and change the sign of the exponent:





, or 15.625

Edwin

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