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Mathematics for Data Science II · End Term · 21 Dec 2025 · September 2025 term

Question 21: Which of the following is true for the given function ?

Question 21

+5 marksOne correct option

Based on the above data, answer the given subquestions.

Based on the above data, answer the given subquestions.

Which of the following is true for the given function ?

  1. A

    is not continuous.

  2. B

    is continuous but all directional derivatives do not exist at all points.

  3. C

    is continuous and the directional derivatives exist at all points, but f is not differentiable.

  4. D

    is a differentiable function.

Show answer

Correct answer

  • D

    is a differentiable function.

See the whole paperTake it as a mock test

Question 21 of 44 in the IIT Madras BS Mathematics for Data Science II (Maths 2) End Term paper sat on 21 Dec 2025, in the September 2025 term (Maths2 18 Dec 25). It carries 5 marks.

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