$ (1+%)^t
You place $1200 in an account that pays 9% interest yearly. What is the balance after 8 years.
1200 (1.09)^8=$2391
200
(n^4)3
n^12
200
(-7)^-2
1/49
200
simplify
(4/9)^2
16/81
200
write in decimal form 2 x 10 ^-4
0.0002
200
$(1-%)^t
You bought a tv for $600 and it depreciates at a rate of 8% a year. What is the value after 6 years.
$600(.92)^6=$364
300
(3x)^4
81x^4
300
x^6y^-6
x^6/y^6
300
simplify with positive exponents
(9x^6/y) (y^2/x^6)
9y
300
write in decimal form
7.68 x 10 ^ -5
0.0000768
300
distance (1+%)&t
You start walking 2 miles a week and increase the distance by 5% each week How far will you go in 10 weeks?
2 (1.05)^10=3.26 Miles
400
p(2p)^3
8p^4
400
a^-2/b^-5
b^5/a^2
400
simplify with positive exponents
(m^7/3n^4) (3m^2n^2/mn)
m^8/n^3
400
write in scientific notation
52,000,000
5.2 x 10^7
400
people (1-%)^t
A tennis club has declining enrollment. In 1993 it was at 125 people. Every 7 years it decreased by 3%. How many people would there be after 7 years
125(.97)^7=101 people
500
(3a)^3(2a)^2
108a^5
500
(2y)^-4
1/16y^4
500
(2a^4b^5/5a^2b)^3
8a^6b^12/125
500
write in scientific notation
.00000023
2.3x10^-7
500
$(1-%)^t
You buy a car for $16,000 and it depreciates at a rate of 12% per year. How much is it worth after 8 years?