Exponential Growth and Decay

The number of people who completed an online survey about a new neighborhood park was 35 at the beginning of June. That number triples each month.

By what factor does the number of people change each month?

Tags

CCSS.HSF-LE.A.1C

The number of people who completed an online survey about a new neighborhood park was 35 at the beginning of June. That number triples each month.

How many people completed the survey after three months?

Tags

CCSS.HSF.BF.A.2

Account R starts with $4, and triples each week. Account S starts with $800, and grows by $300 each week.

Which account shows linear growth?

• Account R

• Account S

Tags

CCSS.8.F.A.3

Account R starts with $4, and triples each week. Account S starts with $800, and grows by $300 each week.

Which account shows exponential growth?

• Account R

• Account S

Account R starts with $4, and triples each week. Account S starts with $800, and grows by $300 each week.

Which account shows a common factor?

• Account R

• Account S

Tags

CCSS.8.F.A.2

CCSS.HSF.IF.C.9

Account R starts with $4, and triples each week. Account S starts with $800, and grows by $300 each week.

Which account shows a common difference?

• Account R

• Account S

Tags

CCSS.HSF.BF.A.2

Which expression is equivalent to 5⁶?

• 5 ⋅ 6

• 5 + 6

• 5 ⋅ 5 ⋅ 5 ⋅ 5 ⋅ 5 ⋅ 5

• 5 + 5 + 5 + 5 + 5 + 5

Lin's account has an initial balance of $150 and it doubles every month. Which equation represents the growth of Lin's account?

• y = 150 + 2^x

• y = 150 ⋅ 2x

• y = 150 + 2x

• y = 150 ⋅ 2^x

Tags

CCSS.HSF.LE.A.2

Noah's account has an initial balance of $2,000 and it increases by $200 each month. Which equation represents the growth of Noah's account?

• y = 2000 + 200x

• y = 2000 + 200^x

• y = 200 + 2000x

• y = 200 + 2000^x

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

What was the termite population when it was first measured?

Tags

CCSS.HSF.LE.B.5