SOLUTION: y varies directly with the sqquare of x and inversely with z. If y=16 when x=2 and z=3, find k, the constant of proportionality, and find y when x=5 and z=4

SOLUTION: y varies directly with the sqquare of x and inversely with z. If y=16 when x=2 and z=3, find k, the constant of proportionality, and find y when x=5 and z=4

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Question 441668: y varies directly with the sqquare of x and inversely with z. If y=16 when x=2 and z=3, find k, the constant of proportionality, and find y when x=5 and z=4
Answer by robertb(5830) (Show Source): You can put this solution on YOUR website!

==> ==> 16 = 4k/3 ==> k = 12
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