JEE Advanced Mathematics question
In the following denotes the greatest integer less than or equal to . Match the functions in **Column I** with the properties in **Column II**. Column I: (A) (B) (C) (D) Column II: (p) continuous in (q) differentiable in (r) strictly increasing in (s) not differentiable at least at one point in
Answer: (2)
Solution
(A) . Continuous. At : , , so differentiable everywhere, with vanishing only at → strictly increasing. **p, q, r**
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