Factor
\frac{x^{2}+21x+21e^{x}+21}{21}
Evaluate
e^{x}+\frac{x^{2}}{21}+x+1
Graph
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\frac{21e^{x}+21+21x+x^{2}}{21}
Factor out \frac{1}{21}.
Examples
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Matrix
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Limits
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