Expand
x^{3}+9x^{2}+4x+36
Evaluate
\left(x+9\right)\left(x^{2}+4\right)
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x^{3}+4x+9x^{2}+36
Use the distributive property to multiply x+9 by x^{2}+4.
x^{3}+4x+9x^{2}+36
Use the distributive property to multiply x+9 by x^{2}+4.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
Trigonometry
4 \sin \theta \cos \theta = 2 \sin \theta
Linear equation
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Matrix
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Simultaneous equation
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Differentiation
\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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