Introduction to Compound Interest and Exponential Functions

What does 2.5 represent?

• Initial Amount

• y-intercept

• Growth Factor

• Growth Rate

Tags

CCSS.HSF-IF.C.7E

Which equation is represented by the table?

• y = 40(2)^x

• y = 40(1/2)^x

• y = 40 - 2x

• y = 40 - 1/2x

Tags

CCSS.HSF.LE.A.2

Write the function for the following table:

• f(x) = 5x + .08

• f(x)= 5x + 2

• f(x) = .08(5)^x

• f(x)= 2(5)^x

Tags

CCSS.HSF.LE.A.2

Write the function for the following table:

• f(x)= 1/3x + 27

• f(x)= 3x+27

• f(x)= 243(3)^x

• f(x) = 27(1/3)^x

Tags

CCSS.HSF.LE.A.2

Is the table linear, exponential or neither?

• Linear

• Exponential

• Neither

What is the initial amount?

• 6

• 1

• 0

• -6

Is the pictured graph increasing, decreasing, or neither?

• Increasing

• Decreasing

• Neither

Tags

CCSS.HSF-IF.C.7E

True or False: This is an exponential function.

• True

• False

Tags

CCSS.HSF-LE.A.1A

What is the initial value of the situation represented by f(x)=0.05(2)^x?

• 0.05

• 2

• 0.1

• 1

Tags

CCSS.HSF.LE.B.5

Is the following function an example of decay or growth? f(x) = 2(1.25)^x

• Exponential Growth

• Exponential Decay

Tags

CCSS.HSF-IF.C.8B