Find Det A. 16 Mathematics First Stage-2020-20213 2= 0 1 -2[A](b) A1= 33*3*3*1-244=13= 3(4+6)-2(0+2)+1 (0-1) =30-4-1-25lo 1!4-04=30-525Propertiesg2 13 4+11+13Civil Engineering Depar= 3 (4+6)+1(-4-1)1 47of the Determinant:258 =369of determinants are frequently useful

Answered: Image /qna-images/answer/9b253c18-3034-4cbd-b7e1-994f7ae5ffee.jpg

JAJ 3 2 1 1 -2 4 A = 10 13 =3(4+6)-2(0+2)+1 = 3 라 = 30-5-25 1-2 = 3 3 4 soat w -21 4 0 -2 3 4 10 -21 (0-1) =30-4-1-25 12 1 10 11 내 + 1 하지 +1 4 10 1 3 3 =3 (4+6)+1(-4-1) Properties of the Determinant: iu T 25.8= 369 of determinants are frequently useful

JAJ 3 2 1 1 -2 4 A = 10 13 =3(4+6)-2(0+2)+1 = 3 라 = 30-5-25 1-2 = 3 3 4 soat w -21 4 0 -2 3 4 10 -21 (0-1) =30-4-1-25 12 1 10 11 내 + 1 하지 +1 4 10 1 3 3 =3 (4+6)+1(-4-1) Properties of the Determinant: iu T 25.8= 369 of determinants are frequently useful

Algebra and Trigonometry (MindTap Course List)

4th Edition

ISBN:9781305071742

Author:James Stewart, Lothar Redlin, Saleem Watson

Publisher:James Stewart, Lothar Redlin, Saleem Watson

Chapter14: Counting And Probability

Section14.CR: Chapter Review

Problem 9E

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Question

100%

Find Det A.

16 Mathematics First Stage-2020-2021
3 2
= 0 1 -2
[A]
(b) A
1
= 3
3*3*3*1
-2
4
4
=
13
= 3(4+6)-2(0+2)+1 (0-1) =30-4-1-25
lo 1!
4
-0
4
=30-525
Properties
g
2 1
3 4
+1
1
+1
3
Civil Engineering Depar
= 3 (4+6)+1(-4-1)
1 47
of the Determinant:
258 =
369
of determinants are frequently useful

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