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Find y when X=14 if y varies directly with X2, and y=72 when X=6.
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Find y when X=14 if y varies directly with X2, and y=72 when X=6.

User Hendrik M Halkow
by
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When y varies directly with x, y=kx where k is a constant.
Find k
72=6k
k=12
Plug k back into the equation to find y
y=12*14
y=168

User Jerikc XIONG
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8.3k points
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