Simplify
Simplify. 100,987,1230
1
Write in scientific notation: 8,000,000
8.0 x 106
You deposit $500 in a bank account with a 7% interest rate that is compounded yearly. Write an equation to model this situation.
A = 500(1.07)t
You buy a car for $10,000. It loses value at a rate of 34% per year. Write a model to represent the car's value over time.
y = 10,000(0.66)t
Gina deposited $1500 in an account that pays 4% interest compounded quarterly. What will the balance be in 2 years?
$1624.29
(-7)-2
1/49
Write in decimal form. 7 x 10-1
0.07
You deposit $500 in a bank account with a 7% interest rate that is compounded yearly. How much money will you have in your account in 7 years?
$802.89
You buy a car for $10,000. It loses value at a rate of 34% per year. How much will your car be worth in 12 years?
$68.32
The Garcias have $12,000 in a savings account. The bank pays 3.5% interest on savings accounts, compounded monthly. Find the total balance after three years.
$13,326.49
32 divided by 33
1/3
Write in scientific notation. 0.0000317
3.17 x 10-5
You deposit $500 in a bank account with a 7% interest rate that is compounded yearly. How much money will you have in 10 years?
$983.58
You buy a car for $15,000. It loses value at a rate of 17% per year. Write a model to represent the car's value over time.
y = 15000(0.83)t
The Fresh and Green Company has a savings plan for employees. If an employee makes an initial deposit of $1000, the company pays 8% interest compounded quarterly. If an employee withdraws the money after five years, how much is in the account?
$1485.95
8x2y-4
(8x2)/y4
Solve and write the result in scientific notation.
(1.2 x 107)(1.2 x 100)?
1.44 x 107
A population of 1,000 bacteria on the outside drinking fountain doubles in size every hour. Write a model for the situation.
y = 1000(2)t
You buy a car for $15,000. It loses value at a rate of 17% per year. How much will it be worth in 3 years?
$8576.81
Determine the amount of money is in the bank account if $500 is invested at an interest rate of 4.25% compounded quarterly for 12 years.
$830.41
(2xy)2
4x2y2
Simplify and write the result in scientific notation.
(3.4 x 10-4) divided by (6.8 x 10-3)?
5 x 10-2
A population of 1,000 bacteria on the outside drinking fountain doubles in size every hour. How many bacteria will there be in half a day?
4,096,000 bacteria
Is this an exponential growth or decay function?
y = 112(2/3)t
decay
Determine the final account balance of an investment if $300 is invested at an interest rate of 6.75% compounded semiannually for 20 years.
$1131.73