Evaluate
7\left(x^{2}+1\right)
Factor
7\left(x^{2}+1\right)
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7x^{2}+2+5
Combine 4x^{2} and 3x^{2} to get 7x^{2}.
7x^{2}+7
Add 2 and 5 to get 7.
7x^{2}+7
Multiply and combine like terms.
7\left(x^{2}+1\right)
Factor out 7. Polynomial x^{2}+1 is not factored since it does not have any rational roots.
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
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Limits
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