From 11:00PM PDT on Friday, July 1 until 5:00AM PDT on Saturday, July 2, the Shmoop engineering elves will be making tweaks and improvements to the site. That means Shmoop will be unavailable for use during that time. Thanks for your patience!
We have changed our privacy policy. In addition, we use cookies on our website for various purposes. By continuing on our website, you consent to our use of cookies. You can learn about our practices by reading our privacy policy.
© 2016 Shmoop University, Inc. All rights reserved.

Matrices: Basic (Matrix) Instinct Quiz

Think you’ve got your head wrapped around Matrices? Put your knowledge to the test. Good luck — the Stickman is counting on you!
Q.

For this matrix, the following is true:



e11 = 2
This is a 2 × 2 matrix.
Column two is 3, 0.
The determinant is 3.
All of the above
Q. What's the coefficient matrix for the following system of equations?

3x – 4y = 2

x + 2y = 5



All of the above.
None of the above.
Q. For this matrix, find the determinant:



-16
9
12
6
None of the above
Q. What is the formula to find the determinant of a 2 × 2 matrix?



ab – cd
ad – cb
ad + cb
ab + cd
None of the above
Advertisement