A travel agency charges $64 for each bus ticket and $82 for each train ticket .How much doesit cost to buy 3 bus tickets and 4 t
1 answer:
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Answer:
The graph in the attached figure
Step-by-step explanation:
we have a exponential function of the form
where
y ---> is the population of bacteria
x ---> the number of hours
a is the initial value or y-intercept
b is the base of the exponential function
r is the rate of change
b=(1+r)
we have
so
substitute
For x=20 hours
substitute in the equation and solve for y
