Expand
s^{2}+12s+20
Evaluate
\left(s+2\right)\left(s+10\right)
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s^{2}+10s+2s+20
Apply the distributive property by multiplying each term of s+2 by each term of s+10.
s^{2}+12s+20
Combine 10s and 2s to get 12s.
s^{2}+10s+2s+20
Apply the distributive property by multiplying each term of s+2 by each term of s+10.
s^{2}+12s+20
Combine 10s and 2s to get 12s.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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Matrix
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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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