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jbarber

  • 3 years ago

PLZ HELP......you can verify the zeros of the function y=x^2+6x-7 by using a graph and finding where the graph A. is at a minimum B. is at a max C. crosses the x-axis D. crosses the y-axis

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  1. CalebBeavers
    • 3 years ago
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    The zeros of a function is where it crosses the x axis

  2. ksaimouli
    • 3 years ago
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    it is c

  3. jbarber
    • 3 years ago
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    thank u

  4. ksaimouli
    • 3 years ago
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    :-)

  5. jbarber
    • 3 years ago
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    mind helping me again pl

  6. ksaimouli
    • 3 years ago
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    ok

  7. jbarber
    • 3 years ago
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    find the vertex of the parabola by completing the square x^2-6x+8=y

  8. ksaimouli
    • 3 years ago
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    do u need the answer or explanation

  9. ksaimouli
    • 3 years ago
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    ◊ Group ◊ y = (x² - 6x) + 8 ◊ Complete the square ◊ y = (x² - 6x + 9) + 8 - 9 ◊ Write as a binomial squared ◊ y = (x-3)² - 1

  10. jbarber
    • 3 years ago
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    both plz

  11. jbarber
    • 3 years ago
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    the choose are A.(-3,-6) b(3,-1) C(-3,1) D(-1,3)

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