What is the x-coordinate of the vertex of the parabola whose equation is y = 3x^2 + 12x + 5?

Question

What is the x-coordinate of the vertex of the parabola whose equation is y = 3x^2 + 12x + 5?

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Melanie 2 days 2021-09-15T01:43:15+00:00 2 Answers 0

Answers ( )

    0
    2021-09-15T01:44:34+00:00

    Answer:

    x= -2

    Step-by-step explanation:

    -b/2a = x

    -(12)/2(2) = x

    -12/6 = x

    -2 = x

    0
    2021-09-15T01:44:48+00:00

    Answer:

    (-2,-7)

    Step-by-step explanation:

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27:3+15-4x7+3-1=? ( )