Question

If the graph of the function f is a line with slope 2, which of the following

could be the equation of f?
A. f(x) = 4x-2
B. f(x) = 2x +4
C. f(x) = -2x-2
D. f(x) = 5x+2
E. f(x) = x++

Answer 1

Answer:3x+5

Explanation:

Answer 2

B

Explanation:

In f(x) = mx + c

m is the slope

m = 2 only in B