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Someone please answer this!

Someone please answer this!-example-1
User Anjunatl
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1 Answer

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4x^2 + 3 = -12x


4x^2 + 12x + 3 = 0

Apply quadratic formula:


x = (-b \pm √(b^2 - 4ac) )/(2a)


x = (-(12) \pm √((12)^2 - 4(4(3))) )/(2(4))


x = -2.72 \ or \ -0.28



\boxed {\boxed{\text{Answer: x = -2.72 or -0.28 } }}
User Yudijohn
by
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