Derivative of a Function

[@nainamat6861]

Thank you sir!☺🙏🙏

[@aqueeqazam]

Brilliant sir,

[@shuddhoshawttoroy6257]

Are you an IGNOU Professor, from Maulana Azad Collage?

[@sonukumar-1997]

I have doubt that why we are not taking close interval for differentiation give some examples

[@kamrupexpress]

At the boundaries you have one sided limit.

[@kadapavenkatakarthik596]

not undertood sir
you are exlplaining like our teachers only