Evaluate
\frac{2n}{3}
Differentiate w.r.t. n
\frac{2}{3} = 0.6666666666666666
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\frac{m\times 2n^{2}}{3nm}
Divide \frac{m}{3n} by \frac{m}{2n^{2}} by multiplying \frac{m}{3n} by the reciprocal of \frac{m}{2n^{2}}.
\frac{2n}{3}
Cancel out mn in both numerator and denominator.
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