Find the range of the function for the given domain. f (x) = 2x - 7; {-2, - 1, 0, 1, 2}

Question

Jay Dickson

Mathematics

22 February, 18:14

Find the range of the function for the given domain. f (x) = 2x - 7; {-2, - 1, 0, 1, 2}

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Answers (1)

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Jeffrey Kerr · Answer 1

The domain is a discrete set. So we will have a discrete range.

The range is a set containing:

f (-2) = -11

f (-1) = -9

f (0) = - 7

f (1) = - 5

f (2) = - 3

Range = {-11,-9,-7,-5,-3}