Question

Factorise:-
$x2 + 2x - 63$
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Answer 1

Answer:

$x {}^{2} + 2x - 63$

$x {}^{2} - 7x + 9x - 63$

$x(x -7) + 9(x - 7)$

$(x - 7)(x + 9)$

$x = 7 \: \: \: \: \: and \: \: \: \: - 9$