Q is inversely proportional to P^3 When P = 2, Q=2 P=5 Q=? P=? Q=8

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Guest May 18, 2015

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Best Answer

$$\\Q=\frac{k}{P^3}\\\\
$When P=2, Q=2 so$\\\\
2=\frac{k}{8}\\\\
k=16\\\\
Q=\frac{16}{P^3}$$

Now you can just plug your values in to get what you want :)

Melody May 18, 2015

Melody · Answer 1 · 2015-05-18T01:04:14

$$\\Q=\frac{k}{P^3}\\\\
$When P=2, Q=2 so$\\\\
2=\frac{k}{8}\\\\
k=16\\\\
Q=\frac{16}{P^3}$$

Now you can just plug your values in to get what you want :)