Unit 5 and 6 Review

Determine the domain for the function
f(x)=3(2)^x-4+5

• [5,∞)
• (5,∞)
• (-∞,∞)
• (∞,-∞)

Determine the range for the function

f(x) = 3(2)^x-4 + 5

• [5,∞)

• (5,∞)

• [4,∞)

• (4,∞)

Is this exponential growth or decay?

• Growth
• Decay

What type of function is

 $f\left(x\right)=2\cdot\left(\frac{1}{7}\right)^x$ ? 

• Exponential Growth

• Linear

• Exponential Decay

• None of the Abovee

What type of function is

 $y=7\cdot\left(\frac{5}{4}\right)^x$ ? 

• Exponential Growth

• Exponential Decay

• Linear

• None of the above

What does this graph represent?

• Exponential Decay

• Exponential Growth

What does the graph represent?

• Exponential Decay

• Exponential Growth

What is the equation that best represents the graph?

• y=2^y
• y=2^x
• y=2^-x
• y=x²

Which of the following is an exponential decay? (Check all that apply)

• $y=5\cdot\left(\frac{1}{5}\right)^x$

• $y=5\cdot\left(\frac{7}{2}\right)^x$
  

• $y=5\cdot8^x$
  

• $y=5\cdot1.5^x$