7.1-7.2 Worksheet

 $y=0.99\left(\frac{1}{3}\right)^x$  

• Growth

• Decay

Tags

CCSS.HSF-IF.C.8B

 $y=20\left(1.75\right)^x$  

• Growth

• Decay

Tags

CCSS.HSF-IF.C.8B

 $y=185\left(\frac{5}{4}\right)^x$  

• Growth

• Decay

Tags

CCSS.HSF-IF.C.8B

 $f\left(x\right)=\frac{2}{3}\left(\frac{1}{2}\right)^x$  

• Growth

• Decay

Tags

CCSS.HSF-IF.C.8B

 $f\left(x\right)=0.25\left(1.05\right)^x$  

• Growth

• Decay

Tags

CCSS.HSF-IF.C.8B

 $y=\frac{1}{5}\left(\frac{6}{5}\right)^x$  

• Growth

• Decay

Tags

CCSS.HSF-IF.C.8B

7. Suppose you deposit $1500 in a savings account that pays interest at an annual rate of 6%. No money is added or withdrawn from the account.

a. How much will be in the account after 5 years?

• $2,007.34

• $2,008.24

• $5,246.12

• $3,262.42

Tags

CCSS.HSF.BF.A.2

7. Suppose you deposit $1500 in a savings account that pays interest at an annual rate of 6%. No money is added or withdrawn from the account.

b. How much will be in the account after 20 years?

• $4,812.21

• $4,810.70

• $5,927.23

• $6,245.12

Tags

CCSS.HSF.BF.A.2

8. A population of 1,236,000 grows 1.3% per year for 10 years.

• 1,406,414 people

• 1,406,412 people

• 1,406,413 people

• 1,406,415 people

Tags

CCSS.HSF-LE.A.1C

9. A population of 752,000 decreases 1.4% per year for 18 years.

• 583,450 people

• 583,449 people

• 583,447 people

• 583,448 people

Tags

CCSS.HSF-LE.A.1C