Module 7 Linear Algebra: Definitions and Theorems

Module 7 Linear Algebra: Definitions and Theorems

University

9 Qs

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Module 7 Linear Algebra: Definitions and Theorems

Module 7 Linear Algebra: Definitions and Theorems

Assessment

Quiz

Mathematics

University

Easy

Created by

Aldebaran Adhitya

Used 6+ times

FREE Resource

9 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If n is a positive integer, λ is an eigenvalue of A, then λ n is an eigenvalue of A^n

True

False

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

0 is an eigenvalue of A if and only if A does not have an inverse.

True

False

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A and A T have the same eigenvalue.

True

False

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If A is a nxn matrix, then the following sentences are equivalent:

1. A is diagonalizable

2. A has n linearly independent eigenvectors

True

False

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Anxn is diagonalizable if and only if there are n linearly independent eigenvectors.

True

False

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If v1 , v2 , …,vk are eigenvectors of A corresponding to distinct eigenvalues λ1 , λ2 , … λk , then { v1 , v2 , …,vk } is a linearly independent set.

True

False

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If matrix Anxn has n distinct eigenvalues, then A is diagonalizable.

True

False

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If A is a square matrix, then:

1. For every eigenvalue of A, its geometric multiplicity is less than or equal to its algebraic multiplicity.

2. A is diagonalizable if and only if the geometric multiplicity is equal to its algebraic multiplicity for each of the eigenvalue of A.

True

False

9.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If A is a square matrix, then the following sentences are equivalent:

a. A is orthogonally diagonalizable

b. A has an orthonormal set that consists of n eigenvectors

c. A is symmetric

True

False