For all numbers x, the function f is defined by f (x) = 3x + 1 and the function g is defined by g (x) = x - (1/3). If c is a positive number, what is the value of g (c) ? (1) f (c) = 13

Question

Mathematics

Brooks

20 August, 20:46

For all numbers x, the function f is defined by f (x) = 3x + 1 and the function g is defined by g (x) = x - (1/3). If c is a positive number, what is the value of g (c) ? (1) f (c) = 13

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Answers (1)

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Alison Levy · Answer 1

11/3

Step-by-step explanation:

f (c) = 13

This means we need to calculate the actual value of c. We replace c with x in f (x)

13 = 3c + 1

3c = 12

c = 4

We put this value in g (x)

g (c) = g (4) = 4 - 1/3 = 11/3