7 Q2: Is 2=8 an eigenvalue of 3 ? Justify your answer. 3 -1

Elementary Linear Algebra (MindTap Course List)
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Chapter7: Eigenvalues And Eigenvectors
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Math 245
1 / 8
200%
igvalan a eter
Eigenvalues & Eigenvectors
1
Definition
Let A be an nxn matrix. The constant 1 is an eigenvalue of A if there is a nonzero
La -de- -bc4-
T (A-
d4-
Charit h ial
vector v (eigenvector) such that
Av = 1v
(5)
ap---ja-a ap a
1
-3 1
Q1: Is
an eigenvector of
4
? If yes, find the corresponding eigenvalue.
-3 8
For the answer to be yes, there must be a constant 1 such that
-3 11
1
4
-3 8
4
4
-3 1
1
-3(1) +1(4)
1
1
Answer: No
-3 8| 4
-3(1)+8(4)
29
4
[7 3
Q2: Is 2=8 an eigenvalue of
3
? Justify your answer.
-1
A - . d
+
II
Transcribed Image Text:Math 245 1 / 8 200% igvalan a eter Eigenvalues & Eigenvectors 1 Definition Let A be an nxn matrix. The constant 1 is an eigenvalue of A if there is a nonzero La -de- -bc4- T (A- d4- Charit h ial vector v (eigenvector) such that Av = 1v (5) ap---ja-a ap a 1 -3 1 Q1: Is an eigenvector of 4 ? If yes, find the corresponding eigenvalue. -3 8 For the answer to be yes, there must be a constant 1 such that -3 11 1 4 -3 8 4 4 -3 1 1 -3(1) +1(4) 1 1 Answer: No -3 8| 4 -3(1)+8(4) 29 4 [7 3 Q2: Is 2=8 an eigenvalue of 3 ? Justify your answer. -1 A - . d + II
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