Evaluate
2\left(2m-13\right)\left(m+2\right)
Expand
4m^{2}-18m-52
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4m^{2}-26m+8m-52
Apply the distributive property by multiplying each term of 2m+4 by each term of 2m-13.
4m^{2}-18m-52
Combine -26m and 8m to get -18m.
4m^{2}-26m+8m-52
Apply the distributive property by multiplying each term of 2m+4 by each term of 2m-13.
4m^{2}-18m-52
Combine -26m and 8m to get -18m.
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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