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given the equation below which of the following shows the quadratic formula correctly applied? 3x^2-4x-12=0

given the equation below which of the following shows the quadratic formula correctly-example-1

1 Answer

1 vote


{3x}^(2) - 4x - 12 = 0


a = 3


b = - 4


c = - 12

Formula:


\boxed{x = \frac{ - b \pm \: \sqrt{ {b}^(2) - 4ac} }{2a} }

Replacing:


x = \frac{ -( - 4) \pm \sqrt{ { (- 4)}^(2) - 4(3)( - 12)} }{2(3)}

Option: C).

User Burki
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