Math

Find the range of each function for the given domain.
1. f(x) = -2x + 1; {-6, -2, 0}
2. f(x) = x3 + 1; {-2, -1, 3}

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asked by Katie
  1. 1.) f(x) = -2x + 1; {-6, -2, 0}
    -2(-6) + 1 = 13
    -2(-2) + 1 = 5
    -2(0) + 1 = 1
    range: {13, 5, 1}

    2.) f(x) = x^3 + 1; {-2, -1 3}
    -2^3 + 1 = -7
    -1^3 + 1 = 0
    3^3 + 1 = 28
    range: {-7, 0, 28}

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    posted by Chelle

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