I want to find the eigenvalues for the matrix   8-x   -6   2 -6   7-x  -4 2     -4     3-x   and I want to know If the work I did was right?

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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I want to find the eigenvalues for the matrix

 

8-x   -6   2

-6   7-x  -4

2     -4     3-x

 

and I want to know If the work I did was right?

 

-1
-2
3ー人
-6
2.
-6
7ーム
-4
-4
3-人
{ー人(し7ー人) (3-人)- (-41(-4) -(-6(66)13-人)-(-)2))
+2(1-)13-人)-(-4)(2)
ー人そはんきー37人-40
3.
-0.776
+2+20
Puk
into
gaphing
3.3 41
士了 ±S
土40 土10
土1 土4
dalor
Transcribed Image Text:-1 -2 3ー人 -6 2. -6 7ーム -4 -4 3-人 {ー人(し7ー人) (3-人)- (-41(-4) -(-6(66)13-人)-(-)2)) +2(1-)13-人)-(-4)(2) ー人そはんきー37人-40 3. -0.776 +2+20 Puk into gaphing 3.3 41 士了 ±S 土40 土10 土1 土4 dalor
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