Exponential Equations

What values of b make an exponential growth function?

• b > 0
• b <1
• b > 1
• 0 < b < 1

Tags

CCSS.HSF-IF.C.8B

What values of b make an exponential decay function?

• b > 0
• b < 1
• b > 1
• 0 < b < 1

Tags

CCSS.HSF-IF.C.8B

Does this graph represent exponential growth or decay?

• Growth 
• Decay
• cannot be determined

Tags

CCSS.HSF-IF.C.7E

In an exponential function, what does the 'a' represent?

• Slope

• Multiplier

• y-intercept

• Growth

Tags

CCSS.HSF.LE.B.5

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

• ^.08

• ^1.08

• .92

• 8

Suppose a culture of bacteria begins with 5000 cells and dies by 30% each year. Write an equation that represents this situation.

• y=5000(0.7)^x
• y=30(5000)^x
• y=5000(1.3)^x
• y=5000x^x

Tags

CCSS.HSF.LE.A.2

Is the equation linear, exponential or neither?

• Linear
• Exponential
• Neither

Tags

CCSS.HSF.LE.A.1

Is the equation linear, exponential or neither?

• Linear
• Exponential
• Neither

Tags

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.3

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

• Exponential Growth
• Exponential Decay
• Linear
• None

Tags

CCSS.HSF-IF.C.7E

Identify the y-intercept (initial value) of the function f(x)=2(4)^x.

• 2
• 4
• (2)^x
• 8

Tags

CCSS.HSF-IF.C.7E