Factor
\frac{m_{1}r_{1}^{2}+m_{2}v_{2}^{2}}{2}
Evaluate
\frac{m_{1}r_{1}^{2}+m_{2}v_{2}^{2}}{2}
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\frac{m_{1}r_{1}^{2}+m_{2}v_{2}^{2}}{2}
Factor out \frac{1}{2}.
Examples
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Matrix
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Simultaneous equation
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