# Trigonometry Forum

Trigonometry Help Forum: Graphing trig expressions, identities, angles, applied questions

1. ### Two Circles Reflecting

• Replies: 1
• Views: 524
May 4th 2008, 11:35 AM
2. ### cos5x=0 waaaaaaaaaaaaah

• Replies: 3
• Views: 3,897
May 4th 2008, 07:13 AM
3. ### trigonometric equation

• Replies: 2
• Views: 2,161
May 3rd 2008, 08:09 AM
4. ### Law of Sines and Cosine problem help...I'm stumped.

• Replies: 2
• Views: 3,624
May 2nd 2008, 07:50 PM
5. ### exact value of cos75, sin15, cot-210

• Replies: 7
• Views: 7,580
May 2nd 2008, 03:55 PM
6. ### [SOLVED] Trignometry and Radians Question

• Replies: 4
• Views: 1,111
May 2nd 2008, 02:12 PM
7. ### Trig. Identity Proof: Sin2X CotX- 2Sin^2X = 2 Cos2X ...?

• Replies: 4
• Views: 4,248
May 2nd 2008, 12:12 PM
8. ### trigonometric identities

• Replies: 8
• Views: 723
May 1st 2008, 06:10 PM
9. ### cos x = 2 sin x find all solutions between 0deg and 360deg

• Replies: 3
• Views: 716
May 1st 2008, 04:12 PM
10. ### [SOLVED] Determine equation based on dataset

• Replies: 3
• Views: 723
May 1st 2008, 01:32 PM
11. ### Wierd trig question

• Replies: 0
• Views: 522
May 1st 2008, 11:13 AM
12. ### Trig equation - graphing to show solutions

• Replies: 1
• Views: 661
May 1st 2008, 08:31 AM
13. ### Verify by transforming one side into the other

• Replies: 1
• Views: 452
Apr 30th 2008, 02:52 PM
14. ### inclination angle problem

• Replies: 1
• Views: 1,256
Apr 30th 2008, 02:29 PM
15. ### trigonometric equation solve

• Replies: 1
• Views: 568
Apr 30th 2008, 01:59 PM
16. ### trigonometric functions

• Replies: 2
• Views: 697
Apr 29th 2008, 01:58 PM
17. ### Question on Trig Functions and Angles

• Replies: 3
• Views: 620
Apr 29th 2008, 01:57 PM
18. ### Deceptively difficult trig problem

• Replies: 4
• Views: 786
Apr 28th 2008, 08:48 PM
19. ### Fundamental identities

• Replies: 4
• Views: 764
Apr 28th 2008, 05:55 PM
20. ### Solving Linear Trig Equations

• Replies: 2
• Views: 944
Apr 28th 2008, 03:33 PM
21. ### COnverting rectangular equations to polar (and vice versa)

• Replies: 3
• Views: 2,373
Apr 28th 2008, 08:06 AM
22. ### Complex Numbers to polar..

• Replies: 1
• Views: 507
Apr 28th 2008, 12:19 AM
23. ### trig verifying identities

• Replies: 9
• Views: 706
Apr 27th 2008, 07:06 PM
24. ### [SOLVED] Proving Trigonometric Identities HELP!

• Replies: 10
• Views: 2,169
Apr 26th 2008, 04:56 PM
25. ### Trigonometry Question with bearings

• Replies: 3
• Views: 2,396
Apr 26th 2008, 02:43 AM
26. ### [SOLVED] Trigonometry question, please help!

• Replies: 1
• Views: 660
Apr 25th 2008, 08:14 PM

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