Activity Sheet 14
1 – 6. Use a calculator to approximate each number. Round your answer to three decimal
places.
5
1.
23.4
2.
3
4.
e 2.3
5.
e 0.95
3.
4 1.5
6.
e
7 – 9. Graph each function by making a table of coordinates.
7.
y4
x
8.
1
y 
2
x
y  2 x
9.
10 – 13. Use the graph of f x   3 x to graph each of the following.
10.
g x   3 x 1
11.
g x   3 x  1
12.
g  x   3 x
13.
g x   3 x
 r
14 – 15. Use the compound interest formulas A  P1  
 n
the nearest cent.
14.
15.
nt
and A  Pe rt . Round answers to
Find the accumulated value of an investment of $10,000 for 5 years at an interest rate of
5.5% if the money is compounded:
a)
semiannually
b)
quarterly
c)
monthly
d)
continuously
Suppose that you have $12,000 to invest. Which investment yields the greatest return
over 3 years: 7% compounded monthly or 6.85 compounded continuously?