This preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
Unformatted text preview: MATH 320 HOMEWORK 1 Due Wednesday, September 1 1. CH invest $1000 on January 1, 1995. By January 1, 19967 my investment
is worth $1200. The time unit is years. Write down A(0), AU), and
a(1) in the following three cases: a) The money unit is $1
b) The money unit is $10
c) The money unit is $100 . Sketch a graph of a(t) for the following bank accounts. Assume simple nterest, with a strictly positive interest rate. a) Interest is added to the account at the end of each year (i.e. annu
ally). b) Interest is added to the account at the end of each three months
(i.e. quarterly). c) Interest is added to the account continuously. d) Interest is added to the account continuously and bank charges are
removed from the account at the start of each year. . Suppose an account has amount function AGE) 2 200 + 1026 + $2. (a) Find the interest earned between t = 2 and t = 4
(b) Find a(5)
(c) Find t' and 725 Chapter 1, exercise 9 . Chapter 1, exercise 10 {7 :5 {m Ma) bmw '
IL} L i S
ﬂab (I? 3 a
. 5
MW ..... Maw“: mmmmmmm
{L A 3
x ff“:
V.
M». } l!“ t/‘””
2 /’ .Mmu.mwn.wmmwww_~_.www_
M m2 ,. J ,1
MW A A X éwammaﬁ 3 ‘ 4 ‘ f .
2f “h ‘ i ,2
1' E t ﬂ/«WVM’E'V All ...
View
Full Document
 Spring '10
 Dr.K

Click to edit the document details