Factor polynomial $$ x^{2}-xy-20y^{2} $$
Answer
$$ x^{2}-xy-20y^{2} = (x-5y)(x+4y) $$
Explanation
$ x^2-xy-20y^2 $ can be written as
$$ x^2-xy-20y^2 = \left( x-5y \right) \left( x+4y \right)$$The explanation for this step cannot be generated.
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