IIT-JEE Exam

Let f : R  R be defined as f(x) = |x| + |x^2 –-1|. The total number of points at which f attains either a local
maximum or a local minimum is

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IIT-JEE Other Question
Let p(x) be a real polynomial of least degree which has a local maximum at x = 1 and a local minimum at
x = 3. If p(1) = 6 p(3) = 2 , then p(0) is A loop carrying current I lies in the x-y plane..unit vector k ˆ is coming out of the
plane of the paper. the magnetic moment of the current loop is :