Question

resolve in factors
x²+7x+12​

Answer 1

Answer:

first break the middle term for multiple then obtain ac and and add to obtain b

so this Break into 4and 3

x^2+3x+4x+12=0

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

so (x+3)(x+4) so x=-4,-3

Answer 2

Answer:

(x+3) (x+4)

Step-by-step explanation:

• x²+7x+12
• x²+4x+3x+12
• x(x+4)+3(x+4)
• (x+4)(x+3)