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25 July, 21:29

What is the vertex of y=3x^2-30x+77?

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  1. 25 July, 21:40
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    (5, 2)

    Step-by-step explanation:

    Use the formula x = - b/2a to find the x-coordinate of the vertex:

    x = - (-30) / [2 (3) ] = 30/6 = 5.

    Evaluating the given function at x = 5, we get y = 2.

    Thus, the vertex is at (5, 2).
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