UPSC NDA I 2022 Mathematics Solved Paper

Question : 56 of 120

Marks: +1, -0

Consider the following statements in respect of the function y=[x], x∈(−1,1) where [.] is the greatest integer function:
1. Its derivative is 0 at x=0.5
2. It is continuous at x=0
Which of the above statements is\/are correct?