Hello Forum, This is my first post but I would like some help. I have the equation...

Now I know I got the correct answer (which is

however when I went to validate the answer on wolfram alpha.com, it gave it to me in this form.

I'm sorry if its hard to understand what I'm trying to say. I don't really

understand how to use all the little icons.

Anyways I'd like to know which form is more appropriate. I'd assume mine would be since its more compact. However, every site I've gone to validate the answer gives it in the other form.

My way took a very very long time to come up with and when I tried doing it in their form I got it rather easily.

Thank you for all your help