Chapter 4 Part 1 Review

Classify
 f(x)=4/5(.8)^x-9

• Exponential Growth
• Exponential Decay

Tags

CCSS.HSF-IF.C.8B

What is the base in
f(x)=2(6)^x+3-8 ?

• 2
• 6
• -3
• -8

Tags

CCSS.HSF-IF.C.8B

Write an exponential function to model the situation. Solve.
4) You invest $1500 at a rate of 3.5% compounded annually. What will the balance be after 4 years?

• B(t) = 1500(1.035)^t ; $221.28
• B(t) = 1500(1.035)^t ; $1721.28
• B(t) = 1500(.035)^t ; $221.28
• B(t) = 1500(1.035)^t ; $1628.85

Tags

CCSS.HSF.LE.A.2

Write an exponential function to model the situation. Solve.
6) The value of a car is $18000 and is depreciating at a rate of 12% per year. What will the value of the car be after 10 years?

• V(t) = 18000(.88)^t ; $12986.98
• V(t) = 18000(.12)^t ; $12986.98
• V(t) = 18000(.88)^t ; $5013.02
• V(t) = 18000(.12)^t ; $5013.02

Tags

CCSS.HSF.LE.A.2

log₆6

• -1
• 0
• 2
• 1

Tags

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

log₈64

• 8
• 2
• 3
• 4

Tags

CCSS.HSF.BF.B.5

log₂32

• 5
• 4
• 16
• 6

Tags

CCSS.HSF.BF.B.5

CCSS.HSF.LE.A.4

log₃1/9

• -3
• -2
• 3
• 2

Tags

CCSS.HSF.BF.B.5

log₅125

• 3
• 5
• 25
• 4

Tags

CCSS.HSF.BF.B.5

log₃1/27

• 3
• -9
• 2
• -3

Tags

CCSS.HSF.BF.B.5