Asked by kay

If m varies directly as v^2, and m=2 when v=3, calculate the value of m when v=6
Answered by MathMate
Use direct proportions.
Given
m : v²
and
2 : 3²
X : 6²
Cross multiply to get X
X = 2*6²/3²
= 2*36/9
= 8
Answered by cathy
answer my question please
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