hw4 - 7. Problem 2.2.20. 8. Problem 2.2.30. 9. Problem...

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Math 215 HW #4 Due 5:00 PM Thursday, February 18 Reading: Sections 2.1–2.2 from Strang’s Linear Algebra and its Applications , 4 th edition. Problems: Please follow the guidelines for collaboration detailed in the course syllabus. 1. Problem 2.1.6. 2. Problem 2.1.12. 3. Problem 2.1.18. 4. Problem 2.1.22. 5. Problem 2.1.28. 6. Problem 2.2.6.
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Unformatted text preview: 7. Problem 2.2.20. 8. Problem 2.2.30. 9. Problem 2.2.62. 10. Suppose x p is a vector in R n such that Ax p = b, where A is a given m × n matrix and b is a given vector in R m . Prove that, if x is any solution to the equation Ax = b , then x = x p + x h , where x h is some element of the nullspace of A . 1...
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This document was uploaded on 08/20/2011.

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