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Quiz 6-3: Graphing and Exponential Growth\Decay

Last updated almost 3 years ago
23 questions
1

What is the y-intercept (initial value) of the function

1

Which of the following functions shows an intital amount of $15 and an increase of 35% each year?

1

What is the inital value of the situation represented by

1

A new savings account is opened with $400 and gains 3% every year. Which equation best represents this situation?

1

Which letter represents a Vertical Shift

1

There is a vetical stretch of 1/2

1

This is a exponential growth equation

2

The equation of asymptote line

1

The y-intercept

1

Match the function with its graph. Show your work to suppor your answer.

1

Tell whether the function represents exponential growth or exponential decay.

1

Match the function with its graph. Show your work to suppor your answer.

1

Tell whether the function represents exponential growth or exponential decay.

1

Tell whether the function represents exponential growth or exponential decay.


In the show your work box, explain how you know the function is exponential growth or decay.

6

Graph the function: (2 points)


Include at least 5 points in your table (4 points) and plot the "nice" points.

2

Using your graph from #6, what is the horizontal asymptote?

6

Graph the function: (2 points)


Include at least 5 points in your table (4 points) and plot the "nice" points. (HINT: Start at x = -4)

2

Describe the error in the graph below as it relates to the parent function.

2

Give a reason in the show your work section to justify your answer. Which graph is f(x).


2

Give a reason in the show your work section to justify your answer. Which graph is g(x).


1

You purchased a car for $24,000 and find that it will depreciate at a rate of 15.5% per year. Write a model to represent the value v (in dollars) after t (in years)

1

From 1997 to 2002, the number, n (in millions) of DVD players sold in the United States can be modeled by
where t = the number of years since 1997.

Estimate the number of DVD players sold in 2001.

1

You buy a new mountain bike for $200. The value of the bike decreases by 25% each year. Write a model giving the mountain bike's value y (in dollars) after t years.