Factor
\left(9x-8\right)\left(x+y\right)
Evaluate
\left(9x-8\right)\left(x+y\right)
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9x\left(x+y\right)-8\left(x+y\right)
Do the grouping 9x^{2}+9xy-8x-8y=\left(9x^{2}+9xy\right)+\left(-8x-8y\right), and factor out 9x in the first and -8 in the second group.
\left(x+y\right)\left(9x-8\right)
Factor out common term x+y by using distributive property.
Examples
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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
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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