math
posted by Jennifer .
Can somebody PLEASE help me understand how to find the domain of a function. I have an F in algebra 3 and just got a 50% on my math quiz. I'm desperate!

With those grades, it is more than understanding domain. Discuss it with your parents, but I suggest immediately a tutor, twice a week.
http://www.analyzemath.com/DomainRange/DomainRange.html