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13 August, 05:19

F (x) = x2 - 5

For the function shown, what is the range of the function when the domain is {2, 4, 7}?

A) {-1, 44}

b) {-1, - 5}

C.{6, 21, 54}

D. {-1, 11, 44}

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Answers (2)
  1. 13 August, 05:43
    0
    Well the person before me got it correct. the answer is D I've taken the test
  2. 13 August, 06:46
    0
    For x=2, substitute in F (x) to find y - - - > 2^2-5 = - 1

    for x=4, F (4) = 4^2-5 = 11

    for x=7, F (7) = 7^2-5=44

    The range is {-1, 11, 44}
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