# Trigonometry Forum

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

1. ### Trigonometry help.

• Replies: 3
• Views: 530
May 7th 2008, 09:18 AM
2. ### Sum and Difference Identity question

• Replies: 1
• Views: 752
May 7th 2008, 07:10 AM
3. ### reference angles

• Replies: 1
• Views: 888
May 7th 2008, 06:47 AM
4. ### path of trigonometric

• Replies: 2
• Views: 1,035
May 6th 2008, 09:48 PM
5. ### Trig 2

• Replies: 1
• Views: 1,279
May 6th 2008, 06:38 PM
6. ### [SOLVED] Trig

• Replies: 5
• Views: 677
May 6th 2008, 04:23 PM
7. ### trignometric simplify

• Replies: 4
• Views: 600
May 6th 2008, 01:31 PM
8. ### inverse function question.

• Replies: 2
• Views: 893
May 6th 2008, 12:50 PM
9. ### triangle length with cosines

• Replies: 1
• Views: 567
May 6th 2008, 08:33 AM
10. ### Proving something is equal to tan x

• Replies: 1
• Views: 550
May 6th 2008, 04:09 AM
11. ### trig

• Replies: 2
• Views: 558
May 5th 2008, 08:16 PM
12. ### Proving Trig. Identities [Need Detailed Help!]

• Replies: 2
• Views: 1,007
May 5th 2008, 05:45 PM
13. ### exact values.. sin, cos, tan, cot, csc, sec...

• Replies: 1
• Views: 14,324
May 5th 2008, 01:24 PM
14. ### Trigonometry

• Replies: 2
• Views: 560
May 5th 2008, 01:15 PM
15. ### trigonometric identity

• Replies: 5
• Views: 650
May 5th 2008, 03:42 AM
16. ### trigonometry simplify

• Replies: 3
• Views: 532
May 5th 2008, 03:17 AM
17. ### Help proving one side equals the other.

• Replies: 6
• Views: 806
May 4th 2008, 02:59 PM
18. ### Approximate values

• Replies: 7
• Views: 863
May 4th 2008, 02:00 PM
19. ### Trig

• Replies: 7
• Views: 427
May 4th 2008, 01:48 PM
20. ### Two Circles Reflecting

• Replies: 1
• Views: 511
May 4th 2008, 11:35 AM
21. ### cos5x=0 waaaaaaaaaaaaah

• Replies: 3
• Views: 3,810
May 4th 2008, 07:13 AM
22. ### trigonometric equation

• Replies: 2
• Views: 1,855
May 3rd 2008, 08:09 AM
23. ### Law of Sines and Cosine problem help...I'm stumped.

• Replies: 2
• Views: 3,576
May 2nd 2008, 07:50 PM
24. ### exact value of cos75, sin15, cot-210

• Replies: 7
• Views: 7,505
May 2nd 2008, 03:55 PM
25. ### [SOLVED] Trignometry and Radians Question

• Replies: 4
• Views: 1,095
May 2nd 2008, 02:12 PM
26. ### Trig. Identity Proof: Sin2X CotX- 2Sin^2X = 2 Cos2X ...?

• Replies: 4
• Views: 4,193
May 2nd 2008, 12:12 PM
27. ### trigonometric identities

• Replies: 8
• Views: 710
May 1st 2008, 06:10 PM
28. ### cos x = 2 sin x find all solutions between 0deg and 360deg

• Replies: 3
• Views: 705
May 1st 2008, 04:12 PM

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