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Home > CC4 > Chapter 2 > Lesson 2.2.1 > Problem 2-50

2-50.

If and , calculate the values of: Homework Help ✎

  1. Substitute the value for x.
    f(−2) = 3(−2) − 9
    Continue to simplify.

  2. Substitute the value for x.
    g(−2) = −(−2)2
    Continue to simplify.

  3. if

    Substitute 0 for f(x).
    0 = 3x −9
    Continue solving for x.

  4. Substitute the value for x.
    g(m) = −m2