Question

Factorise :
${x }^{2} + 3x + 2$
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Answer 1

x²+3x+2

=>x²+(2+1)x+2

=>x²+2x+x+2

=>x(x+2)+1(x+2)

=>(x+1)(x+2)

Answer 2

${x}^{2} + 3x + 2$

$= {x}^{2} + x + 2x + 2$

$= x(x + 1) + 2(x + 1)$

$= (x + 2)(x + 1)$

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