1. Write clear sentences explaining how you can tell:
   1. Whether it is possible to multiply two matrices together.
   2. What the size of the resulting matrix will be.
2. Solve the following system of equations (find the intersection of the two lines):

$$ \begin{eqnarray} 2x + 3y & = & 7 \\ -2x - 5y & = & 11 \end{eqnarray} $$

3. Using ...

1. Solve for x:
   1. $ 3x + 5 = 14 $
   2. $ 5x - 2 = 13 $
   3. $ 10 + 6x = 5 $
   4. $ 9 = -3x + 6 $
2. A runner starts running at noon exactly, going 10 miles per hour. At 12:30 pm, a bicycle starts chasing the runner, going 12 miles per hour.
   1. Make a careful graph showing the positions of ...

Practicing with quadratic models

1. The following two equations describe the height of a missile above (or below) the surface of the ocean, when it is launched from a submarine:

1. $ y = -t^2 + 12t - 20 $
2. $ y = -5t^2 + 30t - 20$

2. After how many seconds will each missile break through the surface of the water?
3. After ...

HW 2 on linear equations and models, graphing, and limitations

A review assignment on algebraic operations

Linear models and pursuit

Introduction to the course, algebra review, problem solving

Course outline and boilerplate

Grades in this class will be assigned based on a weighted average of your performance in these categories:

• 10% Final Exam
• 10% Homework
• 10% Quizzes
• 20% Participation
• 50% Standards

The final exam will be comprehensive.

Homework will always be due in class, neatly handwritten or typed, unless otherwise specified in ...

0. If you just want to meet to talk about the class, math, or anything else, also fill out the form.
1. Go to the following form
2. Fill it out with the requested info on when you want to meet
3. Show up. Prof. Betnel will give you a new question or questions ...

List of content standards for Quantitative Analysis

This is where you will find copies of quizzes we have already taken. Check back here after a quiz to see what kinds of questions were asked, and to help you prepare for re-assessments of these skills.