AktiraAktira JEE
Subscribe
MathsJEE Main 4 Apr 2026, Shift 1·Q25·Numerical·Moderate

Limits, Continuity & Differentiability · Points of non-differentiability

The number of points, at which the function f(x)=max⁡{6x,2+3x2}+∣x−1∣cos⁡∣x2−14∣f(x) = \max\{6x, 2 + 3x^2\} + \lvert x - 1\rvert\cos\left\lvert x^2 - \dfrac14\right\rvert, x∈(−π,π)x \in (-\pi, \pi), is not differentiable, is .
We corrected a printing error in the original paper

Source printed “fucntion”.

Video solution coming soon

We're animating every PYQ step by step. Subscribe to get them first.

Subscribe

See the full 4 Apr 2026, Shift 1 paper