a=multiplier
a>1=stretch
0<a<1=compression
a<0(negative)=flipped over x-axis
b=base
b>1=growth(increase) h=left/right(opposite)
0<b<1=decay(decrease) k=up/down
Domain
(-infinity,infinity)= IR
Range- y>k (ais positive), y<k (ais negative)
Asymptote
y=k
