Exponential Functions

Identify the initial value in the function f(x)=13(.27)^x

• (.27)^x

• .27

• 13

• 3.51

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

• 2

• 4

• (2)^x

• 8

Tags

CCSS.HSF.LE.B.5

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

• SLOPE

• RATE OF CHANGE

• INITIAL VALUE

• COMMON RATIO

Tags

CCSS.HSF.LE.B.5

Identify the growth/decay factor (common ratio) of the function f(x)=2(4)^x.

• 2

• 4

• (2)^x

• 8

Tags

CCSS.HSF-IF.C.8B

Which of the following is an increasing exponential function whose y-intercept is 50?

• y = 50(.05)^x
• y = 50x - 4
• y = (2)^x + 50
• y = 50(1.4)^x

Tags

CCSS.HSF.LE.A.2

What is the growth/decay factor of the situation represented by f(x)=10(0.3)^x?

• 10

• 0.3

• 1

• 3

Tags

CCSS.HSF-IF.C.8B

How do you write 5% as a decimal?

• 50
• 5
• 0.5
• 0.05

Is the pictured graph increasing, decreasing, or constant or none?

• Increasing

• Decreasing

• Constant

• None

Tags

CCSS.HSF.IF.B.4

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

• Slope

• Rate of change

• Initial Value

• Growth/decay factor

Tags

CCSS.HSF-IF.C.8B

Identify the initial value:

y = 6.87 (4)^x

• a = 4

• a = 6.87

• a = 3

• a = 1