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anonymous

  • one year ago

Find the vertex of the quadratic. y=x^2-6x+17

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  1. anonymous
    • one year ago
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    -b over 2a

  2. Nnesha
    • one year ago
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    same question. what's the formula to find x -coordinate of vertex ?

  3. ali2x2
    • one year ago
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    you finally beat me nem

  4. anonymous
    • one year ago
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    IKR

  5. anonymous
    • one year ago
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    so happyyy

  6. ali2x2
    • one year ago
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    xD

  7. anonymous
    • one year ago
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    if only I could type the whole thing faster

  8. anonymous
    • one year ago
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    i know i did -18/2(x)

  9. Nnesha
    • one year ago
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    yes use same formula so what is a=? and b= ?

  10. anonymous
    • one year ago
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    x and 18

  11. Nnesha
    • one year ago
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    18 ?

  12. anonymous
    • one year ago
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    sorry 6

  13. Nnesha
    • one year ago
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    there is invisble one \[\huge\rm y=\color{reD}{1}x^2\color{blue}{-6}x+17\] b= NEGATIVE 6

  14. Nnesha
    • one year ago
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    so leading coefficient is one

  15. anonymous
    • one year ago
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    okay so -6/2(1)

  16. Nnesha
    • one year ago
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    no there is a negative in the formula and b is also negative

  17. Nnesha
    • one year ago
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    \[\huge\rm x=\frac{ -(?) }{2(1) }\] what is b write it down in the parentheses

  18. anonymous
    • one year ago
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    6

  19. anonymous
    • one year ago
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    is the answer (3,8)

  20. Nnesha
    • one year ago
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    correct.

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