I reallllllly need help with this!!
A student claims that the y-intercept of the graph of the function y=abx is the point (0, b). What is the student’s mistake? What is the actual y-intercept?

Question

I reallllllly need help with this!! 
 A student claims that the y-intercept of the graph of the function y=abx    is the point (0, b).  What is the student’s mistake?  What is the actual y-intercept?

anonymous · Answer

the student's mistake is that he didn't properly use the formula y = mx + b

y intercept: y value when x = 0. actual intercept is 0.

anonymous · Answer

Thanks so much!!