Exponential Growth and Decay (more advanced)

What is the initial value?

f(x)=250(1.067)^x

• A

  250

• B

  1.067

• C

  0

• D

  67

What is the growth factor?

f(x)=250(1.067)^x

• A

  67

• B

  1.067

• C

  250

• D

  6.7%

What is the growth rate?

f(x)=250(1.067)^x

• A

  106.7%

• B

  1.067

• C

  250

• D

  6.7%

What is the decay rate?

f(x)=250(0.75)^x

• A

  25%

• B

  0.75

• C

  75%

• D

  250

What is the decay factor?

f(x)=250(0.75)^x

• A

  25%

• B

  0.75

• C

  75%

• D

  250

You deposit $700 in a saving account earning 9% interest compounded monthly. What's the account balance after 2 years?

• A

  $831.67

• B

  $826.00

• C

  $837.49

• D

  $828.58

You deposit $1,000 in a saving account earning 9% interest compounded yearly. What's the total % growth after 5 years?

• A

  153.9%

• B

  53.9%

• C

  46.1%

• D

  45.0%

You deposit $800 in a saving account earning 10% interest compounded quarterly. How much interest is earned after 6 years?

• A

  $1,446.98

• B

  $646.98

• C

  $617.25

• D

  $480

You buy a car for $12,000 and it loses value @ 15% per year. Which function models the depreciation of the car?

• A

  (x) = 12000(.15)^x

• B

  (x) = 12000(1.15)^x

• C

  (x) = 12000(.85)^x

• D

  (x) = 1800(.85)^x

You buy a car for $12,000 and it loses value @ 15% per year. What is the car's value after 6 years?

• A

  4,800.00

• B

  10,959.70

• C

  6,478.32

• D

  4,525.79

Tags

CCSS.HSF.BF.A.2