SOLUTION: Find the coefficient of variation, k. Write a Function that models each variation. x = 5 and y = 3 when z = 7. z varies directly with x and inversely with y.

Question 1077114: Find the coefficient of variation, k. Write a Function that models each variation.
x = 5 and y = 3 when z = 7. z varies directly with x and inversely with y.
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Find the coefficient of variation, k. Write a Function that models each variation.
x = 5 and y = 3 when z = 7. z varies directly with x and inversely with y.
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z = k*x/y
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7 = k*5/3
k = 21/5
k = 4.2
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Cheers,
Stan H.
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