Question 862868
y varies directly as x and inversely as the square of z.
--> y = k*x/z^2
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Y=24 when X=12 and z=2. Find y when x=64 and z=4
Find k
24 = k*12/4
k = 8
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y = k*x/z^2
y = 8*64/16
y = 32
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It's not necessary to solve for k, but it simplifies it.