Expand
5x^{2}-31xy+6y^{2}
Evaluate
\left(x-6y\right)\left(5x-y\right)
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5x^{2}-xy-30yx+6y^{2}
Apply the distributive property by multiplying each term of x-6y by each term of 5x-y.
5x^{2}-31xy+6y^{2}
Combine -xy and -30yx to get -31xy.
5x^{2}-xy-30yx+6y^{2}
Apply the distributive property by multiplying each term of x-6y by each term of 5x-y.
5x^{2}-31xy+6y^{2}
Combine -xy and -30yx to get -31xy.
Examples
Quadratic equation
{ x } ^ { 2 } - 4 x - 5 = 0
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4 \sin \theta \cos \theta = 2 \sin \theta
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y = 3x + 4
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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
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Limits
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