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Home > INT2 > Chapter 12 > Lesson 12.2.3 > Problem 12-117


For each pair of points given, write an equation for a quadratic function in standard form that has these -intercepts.

  1. and

    Work backwards: use the zero product property to write an equation in factored form, then simplify.


  1. and

    See part (a).

    Since we don’t usually factor with fractions, 
    is not considered a factor.

    Consider what you would have done to get .

    If , the step before that was .