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

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^2-3x+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

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

Number of points where the function f(x)=(x^2-1)|x^2-x-2| + sin(|x|) is not differentiable, is: (A) 0 (B) 1 (C) 2 (D) 3

Number of points where the function f(x)=(x^(2)-1)|x^(2)-x-2|+sin(|x|) is not differentiable,is: (A) 0 (B) 1 (C) 2 (D) 3

Number of points where f(x)=x^2-|x^2-1|+2||x|-1|+2|x|-7 is non-differentiable is a. 0 b. 1 c. 2 d. 3

Number of points where f(x)=x^(2)-|x^(2)-1|+2||x|-1|+2|x|-7 is non-differentiable is a.0 b.1 c.2 d.3