SOLUTION: I need help with an exponential function using data from a table. x values are 1,3,5 y values are 48,108,243 the questions are a. What is the growth factor? b. What is the

Question 269864: I need help with an exponential function using data from a table.
x values are 1,3,5
y values are 48,108,243
the questions are
a. What is the growth factor?
b. What is the percent of growth?
c. Find the formula?
d. What is the initial value?
I know that the growth factor is 2.25 but I don't know where to go from there.
You help would be greatly appreciatied.
Answer by drk(1908) (Show Source): You can put this solution on YOUR website!
x values are 1,3,5
y values are 48,108,243
the questions are
a. What is the growth factor?
answer:
the growth factor is

or r = 1.5
---
b. What is the percent of growth?
answer:
The percent of growth is
(1.5-1) x 100% = .5 x 100% = 50%
---
c. Find the formula?
answer:

---
d. What is the initial value?
answer:
initial value is 48.
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