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How do I solve `4 ^(9x-3) = 50` ?
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High School Teacher
Best answer as selected by question asker.
To solve for x, take the logarithm of both sides.
At the left side of the equation, apply the property` ln a^m=mlna` .
Next,divide both sides by ln4.
Then, add both sides by 3.
`And, divide both sides by 9.`
Hence, the solution to the exponential equation is `x=0.6469` .
Posted by mjripalda on June 5, 2013 at 2:13 PM (Answer #1)
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