0 votes 0 votes how to solve diffrentiability with standard procedure of f(a+h). Calculus calculus engineering-mathematics differentiation + – Rahul Jain25 asked Dec 9, 2016 Rahul Jain25 688 views answer comment Share Follow See all 3 Comments See all 3 3 Comments reply mohit chawla commented Dec 9, 2016 reply Follow Share ans. is B right?? 0 votes 0 votes Rahul Jain25 commented Dec 9, 2016 reply Follow Share Yes, B is answer . in answer key 1 and 2 are RhD and LHd but i am getting 1 and 3. 0 votes 0 votes mohit chawla commented Dec 9, 2016 reply Follow Share when you check for differentiability, RHD is 3 for sure. it can not be 2 as f'(x) = 3x for x>1 and 1 for x<= 1 so f'(1) = 3 in case of RHD and 1 in case of LHD. as there is one more method by which you were asking to solve but this one is easy and both give same answer, so you are right @rahul. 0 votes 0 votes Please log in or register to add a comment.
0 votes 0 votes blue line is for x-1 pink is for x^3-1 u can see there is a sharp edge at x=1 so not differentiable. Anusha Motamarri answered Dec 13, 2016 edited Dec 13, 2016 by Anusha Motamarri Anusha Motamarri comment Share Follow See all 0 reply Please log in or register to add a comment.