Exponential Functions and Geometric Sequences Ch. 7

What type of function is

 $y\ =\ 7\left(1.25\right)^x$  

• Exponential Growth

• Exponential Decay
  

• Linear

• None of the above

What type of function is $F\left(x\right)=\ 2\left(\frac{1}{7}\right)^x$  

• Exponential Growth

• Exponential Decay
  

• Linear

• None of the above

Identify the "a" value of the function
 $f\left(x\right)=2\left(4\right)^x$  

• 2

• 4

• 8

•  $\left(2\right)^x$  

Pick the equation that is exponential growth

• 
  

  $y=2\left(0.5\right)^x$
  

• $y=0.5\left(2\right)^x$

• $y=x^2$

• $y=3x+4$

Simplify the exponential expression.

• 2x⁶y¹²
• 2x⁵y⁷
• 8x⁶y¹²
• 8x⁵y⁷

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

What is the y-intercept of the function?

• 2
• 3
• 1
• -2

Tags

CCSS.HSF-IF.C.7E

Is the graph linear, exponential or neither?

• Linear
• Exponential
• Neither

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2

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

• Exponential Growth
• Exponential Decay
• Linear
• None

Tags

CCSS.HSF-IF.C.7E

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.BF.A.1

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.2

CCSS.HSF.LE.B.5

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

• (.27)^x
• .27
• 13
• 3.51

Tags

CCSS.HSF.LE.B.5