This question is exactly same as Misc 18, Continuity and Differentiability Class 12 NCERT BOOK        

Please check the answer and VIDEO here

https://www.teachoo.com/3737/706/Misc-18---If-f(x)---x-3--show-that-f(x)-exists-and-find-it/category/Miscellaneous/

 

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Question 34 (A) If 𝑓:𝑅→𝑅 is defined by 𝑓(𝑥)=|𝑥|^3, show that 𝑓^′′ (𝑥) exists for all real 𝒙 and find it. This question is exactly same as Misc 18, Continuity and Differentiability Class 12 NCERT BOOK Please check the answer and VIDEO here https://www.teachoo.com/3737/706/Misc-18---If-f(x)---x-3--show-that-f(x)-exists-and-find-it/category/Miscellaneous/

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.