But looking in google and putting your nose in a book won't help you at all, because he/she needs explaining from a tutor who knows the basic principles of the problem it self.
Sorry I can't help you, I'm out of school and math isn't my major.
this video will seriously solve your problems, i look here when i need help with math questions.
[youtube]http://www.youtube.com/v/Ooa8nHKPZ5k[/youtube]
this video will seriously solve your problems, i look here when i need help with math questions.
[youtube]http://www.youtube.com/v/Ooa8nHKPZ5k[/youtube]