For the given matrix A, answer the following questions. A = 2-1 0 0 Juse cofactor expansion to find the determinant of A. (Hint: expansion in the 2nd column) reason. find the determinant of A'. find the determinant of -2A. Is A invertible? If so, find the determinant of A. If not, explain your suppose BR3×3 and det(B) = 4, then find det(AB). find the associated linear transform which corresponds to the matrix A. (a) (b) (c) (d) (e) (f) རྒྱུ རྒྱབཅུ་ལྷུང

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter9: Systems Of Equations And Inequalities
Section9.8: Determinants
Problem 29E
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For the given matrix A, answer the following questions.
A = 2-1 0
0
Juse cofactor expansion to find the determinant of A. (Hint: expansion
in the 2nd column)
reason.
find the determinant of A'.
find the determinant of -2A.
Is A invertible? If so, find the determinant of A. If not, explain your
suppose BR3×3 and det(B) = 4, then find det(AB).
find the associated linear transform which corresponds to the matrix A.
(a)
(b)
(c)
(d)
(e)
(f)
རྒྱུ རྒྱབཅུ་ལྷུང
Transcribed Image Text:For the given matrix A, answer the following questions. A = 2-1 0 0 Juse cofactor expansion to find the determinant of A. (Hint: expansion in the 2nd column) reason. find the determinant of A'. find the determinant of -2A. Is A invertible? If so, find the determinant of A. If not, explain your suppose BR3×3 and det(B) = 4, then find det(AB). find the associated linear transform which corresponds to the matrix A. (a) (b) (c) (d) (e) (f) རྒྱུ རྒྱབཅུ་ལྷུང
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