Recent content by Reagan0mics

Okay so I was watching this lecture. http://ocw.mit.edu/courses/mathematics/18-01-single-variable-calculus-fall-2006/video-lectures/lecture-1-derivatives/ Skip to 41 minutes He's solving the area for a triangle, and I think he got the answer wrong. The equation he got was 1/2 times...

x^2 -9 is the same thing as (x-3)(x+3) (x-3)(x+3)/(x-3) both of the (x-3) cancel each other out, thus leaving (x+3)

Yes I know coordinate geometry.

Okay cool, that's good news that I've studied Algebra II. My book did cover complex numbers, however it did not cover conics and matrices. I'm not sure about Sequence and series however. I haven't bothered to teach myself geometry because in high school I thought geometry was a joke. I'm...

Okay so I have a couple of questions. Firstly, I'm a self taught math student. I'm teaching myself math and want to see how far I can go before i need a teacher. I've successfully, taught myself Algebra. However, I'm still confused weither the book I used taught me Algebra 1 and 2, or only...