Finding the Determinant of an Elementary Matrix In Exercises 39–42, find the determinant of the elementary matrix. (Assume
Want to see the full answer?
Check out a sample textbook solutionChapter 3 Solutions
Bundle: Elementary Linear Algebra, Loose-leaf Version, 8th + WebAssign Printed Access Card for Larson's Elementary Linear Algebra, 8th Edition, Single-Term
- The Determinant of a Matrix In Exercises 1-12, find the determinant of the matrix. [5263]arrow_forwardThe Determinant of a Matrix In Exercises 1-12, find the determinant of the matrix. [2044]arrow_forwardThe Determinant of the Inverse of a Matrix In Exercises 29-32, find |A-1|. Begin by finding A-1, and then evaluate its determinant. Verify your result by finding |A|and then applying the formula from Theorem 3.8, |A-1|=1|A|. A=[112248110]arrow_forward
- Finding the Determinant of an Elementary Matrix In Exercises 3942, find the determinant of the elementary matrix. Assumek0. [100k10001]arrow_forwardThe Determinant of a Matrix in Exercises 25-30, find |A1|.Being by finding A1, and then evaluate its determinant. Verify your result by finding |A| and then applying the formula from Theorem 3.8, |A1|=1|A|. A=[223112303]arrow_forwardFinding the Determinant of an Elementary Matrix In Exercises 3942, find the determinant of the elementary matrix. Assumek0. [001010100]arrow_forward
- Find a Determinant In Exercises 19-32, use expansion by cofactors to find the determinant of the matrix [246031005]arrow_forwardFind a Determinant In Exercises 19-32, use expansion by cofactors to find the determinant of the matrix [xy1320111]arrow_forwardFind the determinant of the matrix in Exercise 16 using the method of expansion by cofactors. Use a the third row and b the first column. 16. [342631478]arrow_forward
- Find the determinant of the matrix in Exercise 15 using the method of expansion by cofactors. Use a the second row and b the second column. 15. [321456231]arrow_forwardFinding Determinants In Exercises 27 and 28, find a |A|and b |A-1|. A=[213204150]arrow_forwardThe determinant of a matrix product In Exercises 1-6, find (a)|A|,(b)|B|,(c)AB and (d)|AB|.Then verify that |A||B|=|AB|. A=[2142],B=[1101]arrow_forward
- Elementary Linear Algebra (MindTap Course List)AlgebraISBN:9781305658004Author:Ron LarsonPublisher:Cengage LearningAlgebra & Trigonometry with Analytic GeometryAlgebraISBN:9781133382119Author:SwokowskiPublisher:Cengage