Question

If f(x) = 4x + 12 is graphed on a coordinate plane, what is the y-intercept of the graph?

4
8
12
16

Answer 1

Answer: y-intercept is 12

Explanation:

y = mx +b

m = slope

b = y-intercept

y | = | x | + | b

f(x) | = | 4x | + | 12

b = y-intercept