Question

Doing an integral with e.

Answer 1

I'm a little lost on this first step and how it was done.

Answer 2

Your process is right so far, what seems to be the problem?

Answer 3

integral of e is ?

Answer 4

That was my teacher's writing. I'm not sure how this step was done

Answer 5

\[a^m.a^n=\huge a^{m+n}\]