Differential Equations And Linear Algebra, Books A La Carte Edition (4th Edition)
4th Edition
ISBN: 9780321985811
Author: Stephen W. Goode, Scott A. Annin
Publisher: Pearson (edition 4)
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Chapter 7.7, Problem 3AP
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a
Question 7. If det d e f
ghi
V3
= 2. Find det
-1
2
Question 8. Let A = 1
4
5
0
3
2.
1 Find adj (A)
2 Find det (A)
3
Find A-1
2g 2h 2i
-e-f
-d
273
2a 2b 2c
Question 1. Solve the system
-
x1 x2 + 3x3 + 2x4
-x1 + x22x3 + x4
2x12x2+7x3+7x4
Question 2. Consider the system
= 1
=-2
= 1
3x1 - x2 + ax3
= 1
x1 + 3x2 + 2x3
x12x2+2x3
= -b
= 4
1 For what values of a, b will the system be inconsistent?
2 For what values of a, b will the system have only one solution?
For what values of a, b will the saystem have infinitely many solutions?
Question 5. Let A, B, C ben x n-matrices, S is nonsigular. If A = S-1 BS, show that
det (A) = det (B)
Question 6. For what values of k is the matrix A = (2- k
-1
-1
2) singular?
k
Chapter 7 Solutions
Differential Equations And Linear Algebra, Books A La Carte Edition (4th Edition)
Ch. 7.1 - Prob. 1PCh. 7.1 - Prob. 2PCh. 7.1 - Prob. 3PCh. 7.1 - Prob. 4PCh. 7.1 - Prob. 5PCh. 7.1 - Given that v1=(2,1) and v2=(1,1) are eigenvectors...Ch. 7.1 - Prob. 7PCh. 7.1 - Prob. 8PCh. 7.1 - Prob. 9PCh. 7.1 - Prob. 11P
Ch. 7.1 - Prob. 12PCh. 7.1 - Prob. 13PCh. 7.1 - Prob. 14PCh. 7.1 - Prob. 15PCh. 7.1 - Prob. 16PCh. 7.1 - Prob. 17PCh. 7.1 - Prob. 18PCh. 7.1 - Prob. 19PCh. 7.1 - Prob. 20PCh. 7.1 - Prob. 21PCh. 7.1 - Prob. 22PCh. 7.1 - Prob. 23PCh. 7.1 - Prob. 24PCh. 7.1 - Prob. 25PCh. 7.1 - Prob. 26PCh. 7.1 - Prob. 27PCh. 7.1 - Prob. 28PCh. 7.1 - Prob. 29PCh. 7.1 - Prob. 30PCh. 7.1 - Prob. 31PCh. 7.1 - Prob. 32PCh. 7.1 - Find all eigenvalues and corresponding...Ch. 7.1 - If v1=(1,1), and v2=(2,1) are eigenvectors of the...Ch. 7.1 - Let v1=(1,1,1), v2=(2,1,3) and v3=(1,1,2) be...Ch. 7.1 - If v1,v2,v3 are linearly independent eigenvectors...Ch. 7.1 - Prove that the eigenvalues of an upper or lower...Ch. 7.1 - Prove Proposition 7.1.4.Ch. 7.1 - Let A be an nn invertible matrix. Prove that if ...Ch. 7.1 - Let A and B be nn matrix, and assume that v in n...Ch. 7.1 - Prob. 43PCh. 7.1 - Prob. 44PCh. 7.1 - Prob. 45PCh. 7.1 - Prob. 46PCh. 7.1 - Prob. 47PCh. 7.1 - Prob. 48PCh. 7.1 - Prob. 49PCh. 7.1 - Prob. 50PCh. 7.1 - Prob. 51PCh. 7.1 - Prob. 52PCh. 7.1 - Prob. 53PCh. 7.1 - Prob. 54PCh. 7.1 - Prob. 55PCh. 7.1 - Prob. 56PCh. 7.2 - Prob. 1PCh. 7.2 - Prob. 2PCh. 7.2 - Prob. 3PCh. 7.2 - Prob. 4PCh. 7.2 - Prob. 5PCh. 7.2 - Prob. 6PCh. 7.2 - Prob. 7PCh. 7.2 - Prob. 8PCh. 7.2 - Problems For Problems 1-16, determine the...Ch. 7.2 - Prob. 10PCh. 7.2 - Prob. 11PCh. 7.2 - Prob. 12PCh. 7.2 - Prob. 13PCh. 7.2 - Prob. 14PCh. 7.2 - Prob. 15PCh. 7.2 - Prob. 16PCh. 7.2 - Prob. 17PCh. 7.2 - Prob. 18PCh. 7.2 - For problems 17-22, determine whether the given...Ch. 7.2 - Problems For Problems 17-22, determine whether the...Ch. 7.2 - Prob. 21PCh. 7.2 - Problems For Problems 17-22, determine whether the...Ch. 7.2 - Prob. 23PCh. 7.2 - Prob. 24PCh. 7.2 - For problems 23-28, determine a basis for each...Ch. 7.2 - The matrix A=[223113124] has eigenvalues 1=1 and...Ch. 7.2 - Repeat the previous question for A=[111111111]...Ch. 7.2 - The matrix A=[abcabcabc] has eigenvalues 0,0, and...Ch. 7.2 - Consider the characteristic polynomial of an nn...Ch. 7.2 - Prob. 33PCh. 7.2 - Prob. 34PCh. 7.2 - Prob. 35PCh. 7.2 - In problems 33-36, use the result of Problem 32 to...Ch. 7.2 - Prob. 37PCh. 7.2 - Prob. 38PCh. 7.2 - Let Ei denotes the eigenspace of A corresponding...Ch. 7.3 - Prob. 1PCh. 7.3 - Prob. 2PCh. 7.3 - Prob. 3PCh. 7.3 - Prob. 4PCh. 7.3 - Prob. 5PCh. 7.3 - Prob. 6PCh. 7.3 - Prob. 7PCh. 7.3 - Prob. 8PCh. 7.3 - Prob. 9PCh. 7.3 - Prob. 10PCh. 7.3 - Prob. 11PCh. 7.3 - Prob. 12PCh. 7.3 - Prob. 13PCh. 7.3 - Prob. 14PCh. 7.3 - Prob. 15PCh. 7.3 - For Problems 1822, use the ideas introduced in...Ch. 7.3 - For Problems 1822, use the ideas introduced in...Ch. 7.3 - Prob. 20PCh. 7.3 - Prob. 21PCh. 7.3 - For Problems 1822, use the ideas introduced in...Ch. 7.3 - For Problems 2324, first write the given system of...Ch. 7.3 - Prob. 24PCh. 7.3 - Prob. 25PCh. 7.3 - Prob. 26PCh. 7.3 - Prob. 27PCh. 7.3 - We call a matrix B a square root of A if B2=A. a...Ch. 7.3 - Prob. 29PCh. 7.3 - Prob. 30PCh. 7.3 - Prob. 31PCh. 7.3 - Let A be a nondefective matrix and let S be a...Ch. 7.3 - Prob. 34PCh. 7.3 - Prob. 35PCh. 7.3 - Show that A=[2114] is defective and use the...Ch. 7.3 - Prob. 37PCh. 7.4 - Prob. 1PCh. 7.4 - Prob. 2PCh. 7.4 - Prob. 3PCh. 7.4 - Prob. 4PCh. 7.4 - Prob. 5PCh. 7.4 - Prob. 6PCh. 7.4 - Prob. 7PCh. 7.4 - Prob. 8PCh. 7.4 - Problems If A=[3005], determine eAt and eAt.Ch. 7.4 - Prob. 10PCh. 7.4 - Consider the matrix A=[ab0a]. We can write A=B+C,...Ch. 7.4 - Prob. 12PCh. 7.4 - Prob. 13PCh. 7.4 - Problems An nn matrix A that satisfies Ak=0 for...Ch. 7.4 - Prob. 15PCh. 7.4 - Prob. 16PCh. 7.4 - Prob. 17PCh. 7.4 - Problems Let A be the nn matrix whose only nonzero...Ch. 7.4 - Prob. 19PCh. 7.5 - True-False Review For Questions a-h, decide if the...Ch. 7.5 - True-False Review For Questions a-h, decide if the...Ch. 7.5 - True-False Review For Questions a-h, decide if the...Ch. 7.5 - True-False Review For Questions a-h, decide if the...Ch. 7.5 - True-False Review For Questions a-h, decide if the...Ch. 7.5 - True-False Review For Questions a-h, decide if the...Ch. 7.5 - True-False Review For Questions a-h, decide if the...Ch. 7.5 - True-False Review For Questions a-h, decide if the...Ch. 7.5 - Prob. 1PCh. 7.5 - Prob. 2PCh. 7.5 - Prob. 3PCh. 7.5 - Prob. 4PCh. 7.5 - Prob. 5PCh. 7.5 - Prob. 6PCh. 7.5 - Prob. 7PCh. 7.5 - Prob. 8PCh. 7.5 - Prob. 9PCh. 7.5 - Prob. 10PCh. 7.5 - Prob. 11PCh. 7.5 - Prob. 12PCh. 7.5 - Prob. 13PCh. 7.5 - Prob. 14PCh. 7.5 - Prob. 15PCh. 7.5 - Prob. 16PCh. 7.5 - Prob. 17PCh. 7.5 - Prob. 18PCh. 7.5 - Prob. 19PCh. 7.5 - Prob. 20PCh. 7.5 - The 22 real symmetric matrix A has two eigenvalues...Ch. 7.5 - Prob. 22PCh. 7.5 - Prob. 23PCh. 7.5 - Problems Problems 23-26 deal with the...Ch. 7.5 - Prob. 25PCh. 7.5 - Prob. 26PCh. 7.6 - True-False Review For Questions a-l, decide if the...Ch. 7.6 - True-False Review For Questions a-l, decide if the...Ch. 7.6 - Prob. 3TFRCh. 7.6 - True-False Review For Questions a-l, decide if the...Ch. 7.6 - Prob. 5TFRCh. 7.6 - True-False Review For Questions a-l, decide if the...Ch. 7.6 - Prob. 7TFRCh. 7.6 - True-False Review For Questions a-l, decide if the...Ch. 7.6 - Prob. 9TFRCh. 7.6 - Prob. 10TFRCh. 7.6 - True-False Review For Questions a-l, decide if the...Ch. 7.6 - Prob. 12TFRCh. 7.6 - Prob. 1PCh. 7.6 - Prob. 2PCh. 7.6 - Prob. 3PCh. 7.6 - Prob. 4PCh. 7.6 - Prob. 5PCh. 7.6 - Prob. 6PCh. 7.6 - Prob. 7PCh. 7.6 - Prob. 8PCh. 7.6 - Prob. 9PCh. 7.6 - Prob. 10PCh. 7.6 - Prob. 11PCh. 7.6 - Prob. 12PCh. 7.6 - Prob. 13PCh. 7.6 - Prob. 14PCh. 7.6 - Prob. 15PCh. 7.6 - Problems Give an example of a 22 matrix A that has...Ch. 7.6 - Problems Give an example of a 33 matrix A that has...Ch. 7.6 - Prob. 18PCh. 7.6 - Prob. 19PCh. 7.6 - Prob. 20PCh. 7.6 - Prob. 21PCh. 7.6 - Problems For Problem 18-29, find the Jordan...Ch. 7.6 - Problems For Problem 18-29, find the Jordan...Ch. 7.6 - Prob. 26PCh. 7.6 - Problems For Problem 18-29, find the Jordan...Ch. 7.6 - Prob. 30PCh. 7.6 - Problems For Problem 30-32, find the Jordan...Ch. 7.6 - Problems For Problem 30-32, find the Jordan...Ch. 7.6 - Prob. 33PCh. 7.6 - Problems For Problem 33-35, use the Jordan...Ch. 7.6 - Problems For Problem 33-35, use the Jordan...Ch. 7.6 - Prob. 36PCh. 7.6 - Prob. 37PCh. 7.6 - Prob. 38PCh. 7.6 - Prob. 39PCh. 7.6 - Prob. 40PCh. 7.6 - Prob. 41PCh. 7.6 - Prob. 42PCh. 7.6 - Prob. 43PCh. 7.6 - Prob. 44PCh. 7.6 - Prob. 45PCh. 7.7 - Prob. 1APCh. 7.7 - Prob. 2APCh. 7.7 - Additional Problems In Problems 16, decide whether...Ch. 7.7 - Additional Problems In Problems 16, decide whether...Ch. 7.7 - Additional Problems In Problems 16, decide whether...Ch. 7.7 - Additional Problems In Problems 16, decide whether...Ch. 7.7 - Additional Problems In Problems 710, use some form...Ch. 7.7 - Additional Problems In Problems 710, use some form...Ch. 7.7 - Additional Problems In Problems 710, use some form...Ch. 7.7 - Prob. 10APCh. 7.7 - Prob. 11APCh. 7.7 - Prob. 12APCh. 7.7 - Prob. 13APCh. 7.7 - In Problems 13-16, write down all of the possible...Ch. 7.7 - In Problems 13-16, write down all of the possible...Ch. 7.7 - In Problems 13-16, write down all of the possible...Ch. 7.7 - Prob. 17APCh. 7.7 - Prob. 18APCh. 7.7 - Assume that A1,A2,,Ak are nn matrices and, for...Ch. 7.7 - Prob. 20AP
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