SOLUTION: If y varies inversely as x^2, and y = 2 when x=4, what is the constant of variation?

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Question 61884: If y varies inversely as x^2, and y = 2 when x=4, what is the constant of variation?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
If y varies inversely as x^2, and y = 2 when x=4, what is the constant of variation?
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Y varies inversely as x^2 means y=k/x^2
You need to find "k".
2=k/4^2
k=32
The constant of variation is 32
Cheers,
Stan H.