Cubic Functions (with and without context)

Last updated about 5 years ago
7 questions
1

1. Calculator Allowed
Part A: Diane owns a store that sells computers. Her profit, in dollars, is represented by the function

where x is the number of computers sold.

Diane hopes to make a profit of at least $10,000 by the time she sells 36 computers. Will she?

1
1

Use math to justify your answer in the space provided.

1

Part B: Diane states that there are three possible values of x for which she will have a profit of $0. Use your graphing calculator to find the values of x that produce a zero profit to show whether Diane is correct or not.

2

Justify your reasoning. Enter your your justification in the space provided.

2. Solve the following equations without the aid of a calculator. Show all steps.
2

2