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ashleyb

Which of the following is the equation of the axis of symmetry of the quadratic equation y = 2(x – 4)2 + 7? Answers: A. x=7 B. x=-4 C. x=4 D. x=-7

  • one year ago
  • one year ago

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  1. dpaInc
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    did you know that the axis of symmetry in a parabola goes through the vertex? do you know where the vertex of this parabola is?

    • one year ago
  2. dpaInc
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    written in standard form, the parabola: \(\large y=a(x-\color{red}h)^2+\color{red}k \) has vertex (h, k)....

    • one year ago
  3. ashleyb
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    so the vertex is 4,7???

    • one year ago
  4. dpaInc
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    the vertex is (4,7) and the VERTICAL axis goes through this point...

    • one year ago
  5. ashleyb
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    ok

    • one year ago
  6. dpaInc
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    can give me the equation of the axis?

    • one year ago
  7. ashleyb
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    ummm....im not sure what the equation is

    • one year ago
  8. dpaInc
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    verticle lines have equation x=... horizontal lines have equation y=...

    • one year ago
  9. ashleyb
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    x=4?

    • one year ago
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