1. The growth of a culture of bacteria can be represented by the following where t represents the number of days that have passed and A(t) represents the amount of bacteria present:

A(t)=12(3)t

What would be a suitable domain and range to view only the important features of this graph? Explain your reasoning.

2. Tori is attempting to sketch the graph of the functionf(x)=3x+5+1without using a graphing calculator. Which of the following is an asymptote of the graph? A. x=2 B. y=1 C. x=1 D. y=2

3. Which of the following is an exponential function?

A.g(x)=?x5? B.h(x)=(32?)x?4 C.m(x)=x2 D.f(x)=(?9)x

4. The graph ofis shown below. Which statement is TRUE aboutf?1(x)? A. The domain is all real numbers. B. There is an x-intercept at(-1,0) C. There is an asymptote atx=0 D. The range is all y-values greater than or equal to zero.