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  • The number of points, at which the function <img alt="f\left ( x \right )=\left | 2x+1 \right |-3\left | x+2 \right |+\left | x^{2}+x-2 \right |,x\in R" src="https://entrancecorner.codecogs.com/gif.latex?f%5Cleft%20%28%20x%20%5Cright%20%29%3D%5Cleft%20

The number of points, at which the function f\left ( x \right )=\left | 2x+1 \right |-3\left | x+2 \right |+\left | x^{2}+x-2 \right |,x\in R is not differentiable, is _______
Option: 1 0
Option: 2 1
Option: 3 2
Option: 4 4

Answers (1)

best_answer

 

but x = -2 is making a zero. twice in product

So, points of non differentability are and x = -1

Posted by

Suraj Bhandari

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