Question

factorise: x² + 7x + 12


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Answer 1

Step-by-step explanation:

x^2+4x+3x+12

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

(x+3)(x+4)

x= -3 or -4

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Answer 2

Answer:

(-3, - 4)

Step-by-step explanation:

Get factors that when multiplied is equal to the last term and when added would equal to the middle term