Factor
\left(4c-3r\right)\left(5c-3r\right)
Evaluate
\left(4c-3r\right)\left(5c-3r\right)
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20c^{2}-27rc+9r^{2}
Consider 20c^{2}-27cr+9r^{2} as a polynomial over variable c.
\left(-3r+4c\right)\left(-3r+5c\right)
Find one factor of the form kc^{m}+n, where kc^{m} divides the monomial with the highest power 20c^{2} and n divides the constant factor 9r^{2}. One such factor is -3r+4c. Factor the polynomial by dividing it by this factor.
Examples
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{ x } ^ { 2 } - 4 x - 5 = 0
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y = 3x + 4
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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]
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Limits
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