Factorise
$x^{2} + 19 x - 150$

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Solution

$x^{2} + 19 x - 150 = x^{2} + 25 x - 6 x - 150$
$x^{2} + 19 x - 150 = x (x + 25) - 6 (x + 25)$
$x^{2} + 19 x - 150 = (x + 25) (x - 6)$

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Solve: $x^{2} + 19 x - 150$

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Factorise x2+19x−150

x2+19x−150=x2+25x−6x−150x2+19x−150=x(x+25)−6(x+25)x2+19x−150=(x+25)(x−6)

Factorise
$x^{2} + 19 x - 150$

$x^{2} + 19 x - 150 = x^{2} + 25 x - 6 x - 150$
$x^{2} + 19 x - 150 = x (x + 25) - 6 (x + 25)$
$x^{2} + 19 x - 150 = (x + 25) (x - 6)$