Functions Question 292

Question: Which of the following is not true

[Kerala (Engg.) 2002]

Options:

A) A polynomial function is always continuous

B) A continuous function is always differentiable

C) A differentiable function is always continuous

D) is continuous for all x

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Answer:

Correct Answer: B

Solution:

A continuous function may or may not be differentiable. So is not true.