Exponential Rates and Factors

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

What is the percent (%) of increaase or decrease in the following equation? f(x) = 250 (0.95)^x

• Decrease by 95%

• Increase by 5%

• Decrease by 5%

• Increase by 95%

Tags

CCSS.HSF-IF.C.8B

Does the following represent growth or decay? y = 1/2(1.25)^x + 2

• Growth by 25%

• Growth by 75%

• Decay by 25%

• Decay by 75%

Tags

CCSS.HSF-IF.C.8B

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

• ^.08

• ^1.08

• .92

• 8

Tags

CCSS.HSF-LE.A.1C

Which of the following functions shows an initial amount of $15 and an increase of 35% each year?

• y = 15(35)^x

• y = 15(1.35)^x

• y = 15(0.35)^x

• y = 35(1.15)^x

Tags

CCSS.HSF.LE.A.2

Classify the model as Exponential GROWTH or DECAY.
A=1200(.85)⁶

• Growth

• Decay

Tags

CCSS.HSF-IF.C.8B

Classify the model as Exponential GROWTH or DECAY.
A=10(1.01)³

• Growth

• Decay

Tags

CCSS.HSF-IF.C.8B

Is this exponential growth or decay?

• Growth because a=1

• Decay because b=0.5

• Growth because there is no a

• Neither because a=0

Tags

CCSS.HSF-IF.C.8B

Pick the equation that is exponential decay

• y=2000(0.88)

• y=0.5(1.88)

• y=-4x

• y= -7+10x

Pick the equation that is exponential growth

• y=2(0.5)^x

• y = 0.5(2)^x

• y = .5x - 2

• y = 2x + .5 

Tags

CCSS.HSF-LE.A.1A