Evaluate
3\left(x^{2}+3\right)
Factor
3\left(x^{2}+3\right)
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3x^{2}+5+4
Subtract 1.77 from 6.77 to get 5.
3x^{2}+9
Add 5 and 4 to get 9.
factor(3x^{2}+5+4)
Subtract 1.77 from 6.77 to get 5.
factor(3x^{2}+9)
Add 5 and 4 to get 9.
3\left(x^{2}+3\right)
Factor out 3. Polynomial x^{2}+3 is not factored since it does not have any rational roots.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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Linear equation
y = 3x + 4
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Matrix
\left[ \begin{array} { l l } { 2 } & { 3 } \\ { 5 } & { 4 } \end{array} \right] \left[ \begin{array} { l l l } { 2 } & { 0 } & { 3 } \\ { -1 } & { 1 } & { 5 } \end{array} \right]
Simultaneous equation
\left. \begin{cases} { 8x+2y = 46 } \\ { 7x+3y = 47 } \end{cases} \right.
Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
\int _ { 0 } ^ { 1 } x e ^ { - x ^ { 2 } } d x
Limits
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