Provide the theme summaries for the following conversation: 

Samuel: hey, have you taken the algebra final exam?
Adam: just did
Samuel: really?
Adam: yeah, just walked out of the classroom
Samuel: i'm taking it in a couple of hours and haven't had any chance to study for it
Adam: it's not that hard, don't sweat it
Samuel: how many questions are there?
Adam: 15
Samuel: do you remember what they were?
Adam: not really
Samuel: you just took the exam!!! did you forget already?
Adam: you'll be asked to graph some equations using the quadratic formula...
Samuel: what else?!
Adam: there's also some absolute value inequalities
Samuel: are there exponentials?
Adam: yes
Samuel: oh no!!! I'm freaking out, i don't think i'm prepared to take it
Adam: calm down, you'll be fine
Samuel: i think i'll talk to the professor and see if i can take it next week
Adam: good luck with that

Summary: 
Adam has just taken the algebra final exam. There were 15 questions. They concerned quadratic formula, absolute value inequalities and exponentials. Samuel wants to take the exam next week.