Quiz Space

Machine Learning Foundations · Quiz 1 · 25 Feb 2024 · January 2024 term

Question 9: Let A and B be symmetric matrices such that AB = BA. Then…

Question 9

+4 marksOne or more correct options

Let A and B be symmetric matrices such that AB = BA. Then which of the following options is/are true?

Select all that apply.

  1. A

    AB is a symmetric matrix.

  2. B

    AB is orthogonally diagonalizable.

  3. C

    BA has real eigenvalues.

  4. D

    AB is not a symmetric matrix.

Show answer

Correct answers

  • A

    AB is a symmetric matrix.

  • B

    AB is orthogonally diagonalizable.

  • C

    BA has real eigenvalues.

See the whole paperTake it as a mock test

Question 9 of 11 in the IIT Madras BS Machine Learning Foundations (MLF) Quiz 1 paper sat on 25 Feb 2024, in the January 2024 term (IIT M DIPLOMA AN2 EXAM QDD2 25 Feb 2024). It carries 4 marks.

More questions from this paper

  1. Q1Find the row space of matrix A.
  2. Q2Find the column space of matrix A.
  3. Q3Figure question
  4. Q4Figure question
  5. Q5Find the best fit line for the dataset given below using least squares method.
  6. Q6Figure question
  7. Q7Which of the following is/are supervised learning task(s)?
  8. Q8Figure question
  9. Q10Figure question
  10. Q11Consider an encoder-decoder pair used for dimensionality reduction, where the encoder function is denoted as f(x_1, x_2…