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

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.

    or
    or

  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 .