No InBuilt Function is used
We tried to define all the functions by ourselves
#Things to take care while using the code
Keys #Meaning How to use in expression ^ For power fn You can directly use it :---: :--------------------: :-----------------------: S This is for Sine() fn Use : S (S40 means sin(40)) :---: :--------------------: :-----------------------: C This is for Cos() fn Use : C (C40 means cos(40))