Question

x^2+7x-30 factorize ​

Answer 1

Answer:

${x}^{2} + 7x - 30 \\ = (x - 3)( x + 10)$

Answer 2

Answer:

$\: \: \: \: \: {x}^{2} + 7x - 30$

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

$= {x}^{2} + 10x - 3x - 30$

$= x(x + 10) - 3(x + 10)$

$= (x + 10)(x - 3)$