Differential Equations and Linear Algebra (4th Edition)
4th Edition
ISBN: 9780321964670
Author: Stephen W. Goode, Scott A. Annin
Publisher: PEARSON
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Textbook Question
Chapter 5.4, Problem 3P
For problems 1-7, find the equation of the least square line associated with the given set of data points.
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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 5 Solutions
Differential Equations and Linear Algebra (4th Edition)
Ch. 5.1 - True-False Review For Questions a-g, decide if the...Ch. 5.1 - True-False Review For Questions a-g, decide if the...Ch. 5.1 - True-False Review For Questions a-g, decide if the...Ch. 5.1 - True-False Review For Questions a-g, decide if the...Ch. 5.1 - Prob. 6TFRCh. 5.1 - Prob. 7TFRCh. 5.1 - Use the standard inner product in 5 to determine...Ch. 5.1 - Prob. 2PCh. 5.1 - If f(x)=sinx and g(x)=x on [0,], use the function...Ch. 5.1 - If f(x)=sinx and g(x)=2cosx+4 on [0,/2], use the...
Ch. 5.1 - Let m and n be positive real numbers. If f(x)=xm...Ch. 5.1 - If v=(2+i,32i,4+i) and w=(1+i,13i,3i), use the...Ch. 5.1 - If v=(63i,4,2+5i,3i) and w=(i,2i,3i,4i), use the...Ch. 5.1 - Let A=[a11a12a21a22] and B=[b11b12b21b22] be...Ch. 5.1 - Referring to A and B in Problem 8, show that the...Ch. 5.1 - Referring to A and B in Problem 8, show that the...Ch. 5.1 - Referring to A and B in Problem 8, show that the...Ch. 5.1 - For Problems 1213, use the inner product (5.1.13)...Ch. 5.1 - For Problems 1213, use the inner product (5.1.13)...Ch. 5.1 - Let p1(x)=a+bx and p2(x)=c+dx be vectors in P1(R)....Ch. 5.1 - Let V=C0[0,1] and for f and g in V, consider the...Ch. 5.1 - Let V=C0[0,1] and for f and g in V, consider the...Ch. 5.1 - Let V=C0[1,0] and for f and g in V, consider the...Ch. 5.1 - Consider the vector space R2. Define the mapping ,...Ch. 5.1 - For Problems 1921, determine the inner product of...Ch. 5.1 - For Problems 1921, determine the inner product of...Ch. 5.1 - For Problems 1921, determine the inner product of...Ch. 5.1 - Prob. 22PCh. 5.1 - Prob. 23PCh. 5.1 - Prob. 24PCh. 5.1 - Prob. 25PCh. 5.1 - Prob. 26PCh. 5.1 - Prob. 27PCh. 5.1 - Prob. 28PCh. 5.1 - Prob. 29PCh. 5.1 - Prob. 30PCh. 5.1 - Prob. 31PCh. 5.1 - Prob. 32PCh. 5.1 - Prob. 33PCh. 5.1 - Prob. 34PCh. 5.1 - Prob. 35PCh. 5.1 - Prob. 36PCh. 5.1 - Prob. 37PCh. 5.2 - Problems For Problems 1-5, determine whether the...Ch. 5.2 - Problems For Problems 1-5, determine whether the...Ch. 5.2 - Problems For Problems 1-5, determine whether the...Ch. 5.2 - Problems For Problems 1-5, determine whether the...Ch. 5.2 - Problems For Problems 1-5, determine whether the...Ch. 5.2 - Problems Let v=(7,2). Determine all non zero...Ch. 5.2 - Problems Let v=(3,6,1). Determine all vectors w in...Ch. 5.2 - Problems Let v1=(1,2,3), v2=(1,1,1). Determine all...Ch. 5.2 - Let v1=(4,0,0,1), v2=(1,2,3,4). Determine all...Ch. 5.2 - Problems For Problems 10-12, show that the given...Ch. 5.2 - Problems For Problems 10-12, show that the given...Ch. 5.2 - Prob. 12PCh. 5.2 - Prob. 13PCh. 5.2 - Prob. 14PCh. 5.2 - Prob. 15PCh. 5.2 - Prob. 16PCh. 5.2 - Prob. 17PCh. 5.2 - Prob. 18PCh. 5.2 - Prob. 19PCh. 5.2 - Prob. 20PCh. 5.2 - Prob. 21PCh. 5.2 - Prob. 22PCh. 5.2 - Prob. 23PCh. 5.2 - Prob. 24PCh. 5.2 - Problems For Problems 22-27, find the distance...Ch. 5.2 - Prob. 26PCh. 5.2 - For Problems 2227, find the distance from the...Ch. 5.2 - Problems For Problems 29-32, use result of problem...Ch. 5.2 - Problems For Problems 29-32, use result of problem...Ch. 5.2 - Prob. 31PCh. 5.2 - Problems For Problems 29-32, use result of problem...Ch. 5.2 - Problems Let {u1,u2,u3} be linearly independent...Ch. 5.2 - Prob. 34PCh. 5.3 - Problems For Problems 110, use the Gram-Schmidt...Ch. 5.3 - Problems For Problems 110, use the Gram-Schmidt...Ch. 5.3 - Problems For Problems 110, use the Gram-Schmidt...Ch. 5.3 - Prob. 4PCh. 5.3 - Prob. 5PCh. 5.3 - Prob. 6PCh. 5.3 - Prob. 7PCh. 5.3 - Prob. 8PCh. 5.3 - Prob. 9PCh. 5.3 - Prob. 10PCh. 5.3 - Prob. 15PCh. 5.3 - Prob. 16PCh. 5.3 - For problems 17-20, determine an orthogonal basis...Ch. 5.3 - For problems 17-20, determine an orthogonal basis...Ch. 5.3 - Prob. 25PCh. 5.4 - True-False Review For Questions a-f, decide if the...Ch. 5.4 - True-False Review For Questions a-f, decide if the...Ch. 5.4 - Prob. 3TFRCh. 5.4 - Prob. 4TFRCh. 5.4 - Prob. 5TFRCh. 5.4 - Prob. 6TFRCh. 5.4 - Prob. 1PCh. 5.4 - Prob. 2PCh. 5.4 - For problems 1-7, find the equation of the least...Ch. 5.4 - Prob. 4PCh. 5.4 - Prob. 5PCh. 5.4 - Prob. 6PCh. 5.4 - Prob. 7PCh. 5.4 - Prob. 8PCh. 5.4 - For Problems 8-9, find the equation of the least...Ch. 5.4 - Prob. 10PCh. 5.4 - Prob. 11PCh. 5.4 - Prob. 12PCh. 5.4 - Prob. 13PCh. 5.4 - Prob. 14PCh. 5.4 - If the size P(t) of a culture of bacteria measured...Ch. 5.4 - Prob. 16PCh. 5.4 - Prob. 17PCh. 5.4 - Prob. 18PCh. 5.5 - For Problem 1-2, determine the angle between the...Ch. 5.5 - Prob. 2APCh. 5.5 - Prob. 3APCh. 5.5 - Prob. 4APCh. 5.5 - Prob. 6APCh. 5.5 - For Problems 69, find an orthogonal basis for the...Ch. 5.5 - For Problems 69, find an orthogonal basis for the...Ch. 5.5 - For Problems 69, find an orthogonal basis for the...Ch. 5.5 - Prob. 11APCh. 5.5 - Prob. 12APCh. 5.5 - Prob. 13APCh. 5.5 - Prob. 14APCh. 5.5 - Prob. 15APCh. 5.5 - Prob. 16APCh. 5.5 - Prob. 17APCh. 5.5 - Prob. 18AP
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