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-   -   X intercepts (https://www.askmehelpdesk.com/showthread.php?t=20512)

  • Feb 12, 2006, 09:11 PM
    ndqp
    x intercepts
    find th x intercepts for the parabola y= 3x^2 +2x-1:confused:
  • Feb 12, 2006, 09:23 PM
    CaptainForest
    y= 3x^2 +2x-1

    To find the x-intercepts, y must equal 0

    3x^2 +2x-1 = 0
    (3x-1) (x+1) = 0
    3x-1 = 0 OR x+1=0
    x = 1/3 OR x=-1

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