y = 1 - 9x-2 / 1 - 3x-1 if x ≠ 3
y = a if x = 3
find the value of "a" that makes the graph Continuous at x = 3
The Attempt at a Solution
I'm really not sure here, i think i must've missed this class or something, cause i just can't figure this out at all. I have two others to do too and i can't get any of them.