Exponential Functions and Sequences Review Warm Up

What type of function is f(x)=2(1/7)^x ?

• Exponential Growth
• Linear
• Exponential Decay
• None of the Above

Tags

CCSS.HSF-IF.C.8B

What is the y-intercept of the function?

• 2
• 3
• 1
• -2

Tags

CCSS.HSF-IF.C.7E

Is the pictured graph growth, decay, or linear or none?  

• Exponential Growth
• Exponential Decay
• Linear
• None

Tags

CCSS.HSF-IF.C.7E

What does the graph represent?

• Exponential Decay

• Exponential Growth

Tags

CCSS.HSF-IF.C.7E

This is the horizontal line which the values of the function cannot fall below :

• Asymptote

• Growth Factor

• Axis of symmetry

• Curve

Tags

CCSS.HSF-IF.C.7E

Write an equation that models the following situation:

The current student count at John Jay is 6500, it is expected to grow at a rate of 14% next year.

• y= 6500(1+.14)^x

• y= 6500(1-.14)^x

• y= 6500(14)^x

• y= 14(6500)^x

Tags

CCSS.HSF.LE.A.2

Which of the followings functions shows an initial amout of $15 and an increase of 35% ?

• y=15(35)^x

• y=15(1.35)^x

• y=15(0.35)^x

• y=35(15)^x

Tags

CCSS.HSF.LE.A.2

What is the Growth/Decay factor of the function f(x)= 2(4)^x ?

• 2

• 8

• 4

• x

Tags

CCSS.HSF-IF.C.8B

A new savings account is opened with $400 and gains 3% every year. What is the exponential function?

• f(x)=400(1+3)^x
• f(x)=400(1-0.03)^x
• f(x)=400(1+0.03)^x
• f(x)=400(0.03)^x

Tags

CCSS.HSF.LE.A.2

I pay $25,000 for a car. It depreciates at a rate of 10 percent. What is the value of the car in 7 years?

• $48,717.93

• $0.0025

• $11,957.42

• $49,178.78

Tags

CCSS.HSF.BF.A.2