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14 September, 13:47

The domain of f (x) = 1/2x-3 is {-2, 4, 10, 15}. What is the range?

A. {-2, 1, 2, 4.5}

B. {-1, 2, 5, 7.5}

C. {-2, 4, 10, 15}

D. {-4, - 1, 2, 4.5}

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Answers (1)
  1. 14 September, 14:18
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    D. {-4, - 1, 2, 4.5}

    There are 2 ways to solve this: plug it into a graphing calculator or plug in - 2,4,10,15 for x in the equation
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