y=e^f(x)
1. when f(x) = 0 , y=1
2. y CANNOT be negative, a good way to check if ur graph is correct or not.
y=ln{f(x)}
1.When f(x) = 0, a vertical asymptote exist at the corresponding x value
2. When f(x)=1, y=0
3.f(x) CANNOT be < 0, to draw y, in other words whenever f(x) is <0 ignore dat...