Consider the quadratic function F(x)=-x^2-x+20 The line of symmetry has the equation ?

Question

Consider the quadratic function F(x)=-x^2-x+20
The line of symmetry has the equation ?

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Diễm Kiều 5 years 2021-07-31T13:09:24+00:00 1 Answers 17 views 0

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  1. thienhuong
    0
    2021-07-31T13:11:03+00:00
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    Answer:

    x = - \frac{1}{2}

    Step-by-step explanation:

    x = \frac{ - b}{2a} = \frac{1}{ - 2}

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )