SOLUTION: when y varies directly with the square of a and inversely with the square root of b. If y=6 when a=4 and b=16, find y when a=8 and b=4?

Question 1174307: when y varies directly with the square of a and inversely with the square root of b.
If y=6 when a=4 and b=16, find y when a=8 and b=4?
Answer by josgarithmetic(39620) (Show Source): You can put this solution on YOUR website!
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y varies directly with the square of a and inversely with the square root of b.
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That means, for a variation constant k, .
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