Participation Prompt Week 3, Day 5 (Saturday), MyMathLab® Week 3 Homework (Reaminder of Show What you know)
In this learning activity, discuss with the other members of your group your experiences with matrices.
Post a 150-word response to one of the discussion prompts by Day 5 in the discussion area below:
Prompt 1
View the following Week 3 videos:
- Patrick Just Math Tutorials: Solving a Linear System of Equations by Graphing
- Patrick Just Math Tutorials: Linear System of Equations: Solving using Substitution
- Patrick Just Math Tutorials: Linear System of Equations: Solving using Elimination by Addition
Answer the following questions:
- After learning the three methods of solving linear systems of equations, which method do you prefer? Why?
- What makes this method better than the others?
- If you were to share your method, what would you say to a fellow classmate to convince them that your method is the best?
Prompt 2
View one of the following Week 3 videos:
- Khan Academy: Intro to Matrices
- Patrick Just Math Tutorials: Matrices: Basic Matrix Operations (add, subtract, multiply by constant)
Answer the following questions:
- How do you determine when you can multiply 2 matrices? What do these results tell you? Provide an example with your explanation.
Prompt 3
Do the following:
- Search the internet for real-world applications of matrices. Share the application you discovered with the class along with how it relates to systems of equations. Be sure to reference the source.
Note: All Khan Academy content is available for free at www.khanacademy.org.