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anonymous

  • one year ago

WILL MEDAL AND FAN!, please help me so i can pass this class Find the x-intercepts of the parabola with vertex (-3,16) and y-intercept (0,-20). Write your answer in this form: (x1,y1),(x2,y2). If necessary, round to the nearest hundredth.

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  1. anonymous
    • one year ago
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    @AliceCullen help please?

  2. anonymous
    • one year ago
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    x = -5 and x = -1

  3. anonymous
    • one year ago
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    x-intercepts: -5 and -1

  4. anonymous
    • one year ago
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    youre sure???

  5. anonymous
    • one year ago
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    lol

  6. anonymous
    • one year ago
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    Given equation: y=A(x+3)^2+16 using given point (0,-20) to solve for A -20=A(0+3)^2+16 9A=-36 A=-4 Equation of parabola: y=-4(x-h)^2+k Find x-intercepts set y=0 0=-4(x+3)^2+16 4(x+3)^2=16 (x+3)^2=4 x+3±√4=±2 x=-5 or x=-1 Ans: x-intercepts: -5 and -1

  7. anonymous
    • one year ago
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    it said incorrect, i think i just typed it in wrong though, could you help me with another please?

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  8. anonymous
    • one year ago
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    Find the x-intercepts of the parabola with vertex (-1,-108) and y-intercept (0,-105). Write your answer in this form: (x1,y1),(x2,y2). If necessary, round to the nearest hundredth.

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