Unit 7 Study Guide

• t
• A
• 70%
• 450
• (1 + .07)
• .07

Tags

CCSS.HSF.LE.B.5

• The 68 is the initial number of cells, and the 3 indicates that the number of cells increases by 3 every hour.

• The 68 is the initial number of cells, and the 3 indicates that the number of cells triples every minute.

• The 68 is the number of cells at 3 minutes and the 3 indicates that the number of cells increase by three every minute.

• The 68 is the number of cells at one minute, and the 3 indicates that the number of cells decreases by three every 3 minutes.

Tags

CCSS.HSF.LE.B.5

• The initial bumber of bacteria decreases at a rate of 23% each day.

• The initial number of bacteria increases at a rate of 77% each day.

• The initial bumber of bacteria decreases at a rate of 77% each day.

• The initial bumber of bacteria increases at a rate of 23% each day.

Tags

CCSS.HSF.LE.B.5

• The number of blooms increases by 4 each week

• The initial number of blooms on the plant was 3

• The initial number of blooms on the plant was 4

• The number of blooms on the plant increases by 3% each week

Tags

CCSS.HSF.LE.B.5

The number of mosquitoes at the beginning of the summer was 4,000. The population of mosquitoes is expected to grow at a rate of 25% a month. In how many months will there be 9,766 mosquitoes?

• 3 months

• 4 months

• 5 months

• 6 months

8^3x+3 = 8⁶

• x=28
• x=3
• x=1
• x=12

Solve for x.

3³ = 3^{4x + 2}

• x = ¼

• x = -¼

• x = ½

• x = -½

• x = 0.24

Tags

CCSS.7.EE.B.4A

The value of a car is $15,000 and depreciates at a rate of 8% per year. What is the exponential equation?

• y=8(15,000)^x
• y=15,000(1.08)^x
• y=15,000(0.92)^x
• y=15,000(0.08)^x

Tags

CCSS.HSF.LE.A.2

Given the following table of values, construct the function that represents the sequence.

• y = 3(4)^x

• y = 3x + 4

• y = 4(3)^x

• y = 4x + 3

Tags

CCSS.HSF.LE.A.2