is the question multi correct
i m getting both c n d
f(x)=(x2−1)∣∣x2−3x+2∣∣+cos∣x∣
is NOT differentiable at x=
A) -1
B) 0
C) 1
D) 2
yes the answer is coming d
there are two critical points 1 n 2
check derivibility on these points u will find that on only on 2 fn is not derivvable