[" The function "f(x)=(x^(2)-1)|x^(2)-3x+2|+cos(|x|)" is "],[" not differentiable at "]

The function f(x)=(x^(2)-1)|x^(2)-3x+1|+cos(|x|) is not differentiable at :

The function f(x) = (x^(2) - 1)|x^(2)-6x + 5|+cos|x| is not differentiable at

The function f(x)=(x^2-1)|x^2-3x+2|+cos(|x|) is differentiable not differentiable at (a)-1 (b)0 (c)1 (d)2

is The function f(x)=(x^(2)-1)|x^(2)-3x+2|+cos(|x|) is differentiable not differentiable at (a)-1(b)0 (c)1(d)2

is The function f(x)=(x^2-1)|x^2-3x+2|+cos(|x|) is differentiable not differentiable at (a)-1 (b)0 (c)1 (d)2

Number of points where the function f(x)=(x^2-1)|x^2-x-2| + sin(|x|) is not differentiable, is:

The function f(x)=cos|x|+(x^(2)-1)|x^(2)-3x+2| is not differentiable at :