Find the roots of the quadratic
equation x²+7x+12=0
Answers
Answered by
1
(x+3)(x+4)
Step-by-step explanation:
x^2+4x+3x+12
x(x+4)+3(x+4)
(x+3)(x+4)
Answered by
2
Step-by-step explanation:
x² + 7x + 12 = 0
x² + 4x + 3x +12 = 0
x (x + 4) + 3 (x + 4) = 0
(x + 4) or (x + 3) = 0
x + 4 = 0 or x + 3 = 0
x = 0 - 4 x = 0 - 3
x = - 4 x = - 3
Therefore the the roots of quadratic equation is x = - 4 and x = - 3
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