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Machine Learning Foundations · Quiz 1 · 19 Jul 2026 · May 2026 term

Question 5: Let and be two square matrices of order . The rows of are…

Question 5

+3 marksOne or more correct options

Let and be two square matrices of order . The rows of are represented by row vectors , from top to bottom, and the columns of are represented by column vectors , from left to right. The second row of is . Which of the following is/are true?

Select all that apply.

  1. A

    The second row of is .

  2. B

    The second column of is .

  3. C

    The row space of is contained in the row space of .

  4. D

    The row space of is contained in the row space of .

Show answer

Correct answers

  • A

    The second row of is .

  • D

    The row space of is contained in the row space of .

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Question 5 of 14 in the IIT Madras BS Machine Learning Foundations (MLF) Quiz 1 paper sat on 19 Jul 2026, in the May 2026 term (Machine Learning Foundations 16 Jul 26). It carries 3 marks.

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