How to solve this differential equation using Mathematica's Dsolve?

[Ayoub Tamin]

TL;DR

i tried the Dsolve and i got no output

 

[Dale]

When asking for help troubleshooting code it is customary (and necessary) to post the code

 

[Ayoub Tamin]

When asking for help troubleshooting code it is customary (and necessary) to post the code

I'm actually so beginner in Mathematica, just want to know how to put the code in , idk what i did or what went wrong but i want to know the right way to it ù-ù

 

[Ayoub Tamin]

here's my best try

 

[Dale]

Try putting a space between g and f

 

[Ayoub Tamin]

Try putting a space between g and f

thats what i got

 

[Dale]

Excellent! I guess that space was the only mistake then.

 

[Ayoub Tamin]

Excellent! I guess that space was the only mistake then.

Thank you sir