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3. -1 -2 Let A- -2 -6 3 4 -2 Then the cofactors Ca and e determinant det(A) det(A,) det(A) call Cramer's Rule: Given Ax b, if det(A) # 0 then z,= where A, is obtained from A by r %3D 7. 2800O

3. -1 -2 Let A- -2 -6 3 4 -2 Then the cofactors Ca and e determinant det(A) det(A,) det(A) call Cramer's Rule: Given Ax b, if det(A) # 0 then z,= where A, is obtained from A by r %3D 7. 2800O

Advanced Engineering Mathematics
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Question 4O 3 -2 6. Let A= 2. -2 --6 3 4 -2 Then the cofactors Ca C22 and the determinant det(A) = det(A,) det(A)' Recall Cramer's Rule: Given Ax = b, if det(A) +0 then a; = where A, is obtained from A by replacing its ith column by b If Ax = [14 -4 4 0 0]" then x3 = (Simplify your answer!) %3D 1164 7. 2600O
Transcribed Image Text:Question 4O 3 -2 6. Let A= 2. -2 --6 3 4 -2 Then the cofactors Ca C22 and the determinant det(A) = det(A,) det(A)' Recall Cramer's Rule: Given Ax = b, if det(A) +0 then a; = where A, is obtained from A by replacing its ith column by b If Ax = [14 -4 4 0 0]" then x3 = (Simplify your answer!) %3D 1164 7. 2600O
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