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ashleyb

  • 3 years ago

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

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  1. dpaInc
    • 3 years ago
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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?

  2. dpaInc
    • 3 years ago
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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)....

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

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

  5. ashleyb
    • 3 years ago
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    ok

  6. dpaInc
    • 3 years ago
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    can give me the equation of the axis?

  7. ashleyb
    • 3 years ago
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    ummm....im not sure what the equation is

  8. dpaInc
    • 3 years ago
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    verticle lines have equation x=... horizontal lines have equation y=...

  9. ashleyb
    • 3 years ago
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    x=4?

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