24. The inverse of a 3×3matrix may be found by -3 4 25. Determine the matrix AxI, A= and transposing the: A. coefficient matrix and multiplying the result by the determinant is I = B. matrix of cofactors and multiplying the –3 6 result by the reciprocal of the A. A×I = determinant 14 8 -1 0 C. matrix cofactors and multiplying by the В. Ах1%3 4 result of the determinant 3 D. coefficient matrix and multiplying the result by the reciprocal of the determinant -3 C. AxI=| 4 3) -3 4 D. AxI =
24. The inverse of a 3×3matrix may be found by -3 4 25. Determine the matrix AxI, A= and transposing the: A. coefficient matrix and multiplying the result by the determinant is I = B. matrix of cofactors and multiplying the –3 6 result by the reciprocal of the A. A×I = determinant 14 8 -1 0 C. matrix cofactors and multiplying by the В. Ах1%3 4 result of the determinant 3 D. coefficient matrix and multiplying the result by the reciprocal of the determinant -3 C. AxI=| 4 3) -3 4 D. AxI =
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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Transcribed Image Text:24. The inverse of a 3x3matrix may be found by
-3 4
and
25. Determine the matrix AxI, A=
transposing the:
A. coefficient matrix and multiplying the
result by the determinant
is I:
B. matrix of cofactors and multiplying the
-3 6
result by the reciprocal of the
A. AxI =
determinant
14 8
-1 0
C. matrix cofactors and multiplying by the
В. Ах1%3
4
result of the determinant
3
-3 0
D. coefficient matrix and multiplying the
result by the reciprocal of the
determinant
С. Ах1 -
4
-3
D. AxI =
6.
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