Answer:
If you are talking about y=
then the graph would be Graph A.
Answer:
Population of bacteria at time
is 
Step-by-step explanation:
The complete question is
If
represents the number of bacteria in a culture at time t, how many will there be at time 
Solution
Given
The population of bacteria after time t is equal to 
Population when at time 
We will substitute the value of time in above equation.

Answer:
B. the slope of the graph of y = mx + b
Step-by-step explanation:
m is the slope.
y is the y value
x is the x value
b is the y intercept