How do you factor $x^{2} - 7 x - 30$ $x^2 - 7x - 30$ ?

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Answer 1 · 2016-04-21T14:04:02

$x^{2} - 10 x + 3 x - 30$ $x^2-10x+3x-30$
$\Rightarrow x (x - 10) + 3 (x - 10)$ $=>x(x-10)+3(x-10)$
$\Rightarrow (x - 10) (x + 3))$ $=>(x-10)(x+3))$

How do you factor x2−7x−30x^2 - 7x - 30?