Question

factorise (x2+7x+12=0)​

Answer 1

x²+3x+4x+12=0

x(x+3)+4(x+3)=0

(x+4)(x+3)=0

x= -4, -3

hope this is helpful

Answer 2

Answer:

=x²+4x+3x+12

=x(x+4)+3(x+4)

=(x+4)(x+3)

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Mark as b