Question

If g(x) = 3x is graphed on a coordinate plane, what is the y-intercept of the graph?

Answer 1

Y-intercept only occurs when x=0

finding zero of g(x)=3(0)=0

              OR

y=3x

y=3(0)

y=0

So, Y intercept is at origin (0,0)

hope this helped :)