Mathematics for Computer Scientists 2 (COMP1045 UNMC) (SPM1 24-25)

Looking for Mathematics for Computer Scientists 2 (COMP1045 UNMC) (SPM1 24-25) test answers and solutions? Browse our comprehensive collection of verified answers for Mathematics for Computer Scientists 2 (COMP1045 UNMC) (SPM1 24-25) at moodle.nottingham.ac.uk.

Get instant access to accurate answers and detailed explanations for your course questions. Our community-driven platform helps students succeed!

Which of the following statements is correct for an orthogonal matrix A ?

\det(A) = 0

0%

A^T = A

0%

A is always symmetric

0%

A^T A = I

75%

View this question

Given matrices A and B , which operation is always defined?

None of the above

100%

A + B

0%

AB

0%

BA

0%

View this question

If A is a 3 \times 3 matrix with \det(A) = 5 , what is \det(2A) ?

40

67%

10

0%

15

0%

125

0%

View this question

If A and B are invertible, then (AB)^{-1} is:

AB

0%

A^{-1} B^{-1}

0%

(AB)^T

0%

B^{-1} A^{-1}

0%

View this question

Which of the following is true for the determinant of a product of matrices?

\det(A) = 0 implies \det(AB) = 0

0%

\det(AB) = \det(A) \det(B)

0%

\det(A+B) = \det(A) + \det(B)

0%

\det(AB) = \det(A) + \det(B)

0%

View this question

If A is an orthogonal matrix, then its inverse is:

A^2

0%

A^T

50%

A

0%

2A

0%

View this question

Want instant access to all verified answers on moodle.nottingham.ac.uk?

Get Unlimited Answers To Exam Questions - Install Crowdly Extension Now!

Add to Chrome