SOLUTION: In this equation w = Cr^-2, (yes the r has the power of -2)I need to solve for r. Can you please help?

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Question 246705: In this equation w = Cr^-2, (yes the r has the power of -2)I need to solve for r. Can you please help?
Answer by College Student(505)   (Show Source): You can put this solution on YOUR website!
A negative exponent stands for a fraction. Therefore, we may re-write the equation from: to
.
Now multiply by on both sides, we get:

Then, mulitply by w on both sides:

Then take the square root to find r:
and
.
Done!
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