factorise: x² + 7x + 12
Answers
Answered by
13
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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Answered by
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
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