Question

Find the range of the function f(x) = 4x – 1 for the domain {-1, 0, 1, 2, 3}.

A. {-5, -3, 0, 7, 11}
B. {-5, -4, -3, -2, -1}
C. {-11, -7, -3, 1,5}
D. {-5,-1, 3, 7, 11}

Answer 1

D

Explanation:

f(-1) = -5, so C is incorrect

f(0) = -1, so D is correct

Answer 2

It would be D. {-5,-1,3,7,11}

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