Purchase Solution

Stock Price of a Problem Set

Not what you're looking for?

Ask Custom Question

11. Assume the total number of dollars (in billions) on entertainment in the United States from 1990 to 2000 can be approximated by the model S = 148 + 6.7t + 0.58t2. where t =
0 represents the year 1990. During which year was $215 billion the amount spent on entertainment? (5 points)

12. Solve 3x2 - 10x = 8 by factoring. (5 points)

13. Express 3x2 + 3y2 + 18x - 30y = 6 in the standard form for a circle. Identify the radius and center of the circle. (5 points)

14. Using MathGV, graph the equation of the line 5x - 4y = 16. (Create the graph in MathGV using whichever technique you prefer. Then copy the graph and paste it into your problem set.) (5 points)

15. The price of a certain stock was $54 a share in April of this year. In November the price of the same stock was $38 a share.

a. Assuming the stock price declined at a constant rate, write a linear equation to give the price P in terms of the month m. (Hint: Let the month of January be 1. Set the rest of the month values based on that starting point.) (3 points)

b. Based on your equation in part a, what was the price of the stock in August? (2 points)

Attachments
Purchase this Solution

Purchase this Solution


Free BrainMass Quizzes
Geometry - Real Life Application Problems

Understanding of how geometry applies to in real-world contexts

Know Your Linear Equations

Each question is a choice-summary multiple choice question that will present you with a linear equation and then make 4 statements about that equation. You must determine which of the 4 statements are true (if any) in regards to the equation.

Exponential Expressions

In this quiz, you will have a chance to practice basic terminology of exponential expressions and how to evaluate them.

Graphs and Functions

This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.

Probability Quiz

Some questions on probability