- Mon Dec 03, 2012 3:09 am
- Forum: Trigonometry
- Topic: Evaluating a cos graph (image inside)
- Replies:
**2** - Views:
**1972**

Thats kind of what I was thinking too, but I tried reaching him on wednesday and Friday to get clarification with no luck >.< and the paranoid part of me is afraid I will see something similar on a final and not know how to solve it algebraically lol Breaking things down I get this, -1000=1500cos(pi...

- Sun Dec 02, 2012 5:49 am
- Forum: Trigonometry
- Topic: Evaluating a cos graph (image inside)
- Replies:
**2** - Views:
**1972**

So with the help from the last question I am finalizing things before finals next week and I am trying to rework this question over and over to see how I can improve my grade on it/where I screwed up. I am attaching a picture of it because of the graph. http://img534.imageshack.us/img534/6913/imagel...

- Sun Dec 02, 2012 5:35 am
- Forum: Trigonometry
- Topic: Help with proof of trig identity.
- Replies:
**2** - Views:
**1881**

Thanks. I am kinda hitting myself on the head right now wondering how the heck I didn't see that myself. >.<

- Thu Nov 22, 2012 4:31 am
- Forum: Trigonometry
- Topic: Help with proof of trig identity.
- Replies:
**2** - Views:
**1881**

I will be honest this is my first post here and am 100% new to the site. But I have been staring at this problem for nearly an hour and I am stuck. I am trying to verify the following identity. (sin^2(t))/(1-cos(t))= 1+cost. and this is what I have so far. I assume I should pick apart the left side ...