Question

1. x² + 3x - 10
$- - - - - - - - - -$
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Answer 1

Answer:

$x {}^{2} + 5x - 2x - 10 \\ = x(x + 5) - 2(x + 5) \\ = (x + 5)(x - 2) \\ x + 5 = 0 \: \: or \: \: x - 2 = 0 \\ \\ x = - 5 \: \: \: \: \: \: or \: \: \: \: \: x = 2$

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