# HW3 - Math 104 Fall 2009 Homework 3 Due Wednesday 1 Fill in...

• Notes
• 1

This preview shows page 1. Sign up to view the full content.

Math 104 Fall 2009 Homework 3 Due Wednesday, October 14, 2009 1. Fill in the missing words: if AB = 0 then the columns of B are in the of A , and the rows of A are in the of B . 2. Find the matrix Q corresponding to the orthogonal projection onto the linear space spanned by 1 1 1 and 1 0 1 . 3. Exercise 2.3, Chapter 2 of Trefethen-Bau (a Hermitian matrix is a matrix obeying
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: A * = A ). [Hint: when writing Ax = λx , think about taking the dot product on both sides with a judiciously chosen vector, e.g. x for part a)?] 4. Exercise 2.6, Chapter 2 of Trefethen-Bau. 1...
View Full Document

{[ snackBarMessage ]}

### What students are saying

• As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

Kiran Temple University Fox School of Business ‘17, Course Hero Intern

• I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

Dana University of Pennsylvania ‘17, Course Hero Intern

• The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

Jill Tulane University ‘16, Course Hero Intern