Applying and analysing exponential and logarithmic functions

What are some key words for Decay

• Appreciation

• Decrease

• Increase

• Depreciate

• Decays

What formula represents exponential DECAY?

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• 

The function given is an example of growth or decay?

 $y=\left(1-0.2\right)^x$  

• Growth

• Decay

g(x)=3(2)^x

^{Find the value of x such that g(x) = 24}

• 2

• 3

• 5

• 4

if the expression is y=125,000 * (0.75)^x represents the population of a town t years after 2000?

• increase

• decrease

• stay the same

What type of function does the equation y = 2^xrepresent?

• Exponential Decay

• Linear

• Exponential Decay

• Exponential Growth

Which of the following equations represents exponential decay? Choose all that apply.

Determine whether each function represents exponential growth or exponential decay.

• The function represents exponential growth.

• The function represents exponential decay.

If b > 1 the function represents exponential ​ (a)   .

• growth
• decay

Evaluate the function for the given value:

 $y=\left(\frac{1}{4}\right)^x$  for x = 4

•  $\frac{1}{256}$  
  

• 256

•  $\frac{1}{16}$  
  

• 16