Exponential Functions Quiz

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

• Exponential Growth

• Linear

• Exponential Decay

• Quadratic

What is the initial amount of the function?

• 2

• 3

• 1

• -2

Identify the y-intercept (initial value) in the function f(x)=13(0.27)^x

• (0.27)^x

• 0.27

• 13

• 3.51

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

• Exponential Growth
• Exponential Decay
• Linear
• None

Tags

CCSS.HSF.LE.A.1

CCSS.HSF.LE.A.3

What is the domain and range of the function y=2^x ?

Use the graph to help!

• 
  $Domain:\ \left(-\infty,\infty\right)\ Range\ \left(1,\ \infty\right)$

• $Domain:\ \left(0,\ \infty\right)\ \ Range:\ \ \left(0,\ \infty\right)$

• $Domain:\ \ \left(-\infty,\infty\right)\ \ Range:\ \ \left(0,\ \infty\right)$

• $Domain:\ \ \left(0,\ \infty\right)\ \ Range:\ \ \left(2,\ \infty\right)$

What does the graph represent?

• Exponential Decay

• Exponential Growth

Tags

CCSS.HSF-IF.C.7E

Which does y= 2(0.5)^x represent?

• Exponential Growth

• Exponential Decay

Which does y= 0.5(2)^x represent?

• Exponential Growth

• Exponential Decay

This is the horizontal line which the values of the function cannot fall below :

• Asymptote

• Growth Factor

• Axis of symmetry

• Curve

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

Which table shows exponential growth?

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