By using Mat lab Function, how differentiate any mathimatical function f(x) but not using "diff(f)"? Please guide me asap.

By using Mat lab Function, how differentiate any mathimatical function f(x)? Please guide me asap. I use this picture for understanding!

MATLAB Version: 8.5.0.197613 (R2015a)

Answer 1

[madhan ravi]

doc diff
doc function

[Hamza saeed khan]

Thank you sir, Guide me how to make a code as function. Not using "diff(f(x))"?

[madhan ravi]

https://www.mathworks.com/matlabcentral/answers/36647-alternative-to-diff-x#answer_45813