Question

If (x) = 3х - 2 and g(x) = 2х+ 1, find (f- g)(x).

ОА. х- з
Ов. 3-х
Ос. 5x - 1
OD. 5x - з

Answer 1

A

Explanation:

f(x) - g(x) = 3x-2 - (2x + 1) Remove the brackets

f(x) - g(x) = 3x - 2 - 2x -1 Combine terms.

f(x) - g(x) = x - 3

The answer is A