# Trigonometry Forum

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

1. ### 3D Trig

• Replies: 1
• Views: 1,632
Feb 16th 2008, 10:56 PM
2. ### polar form

• Replies: 1
• Views: 557
Feb 16th 2008, 07:35 PM
3. ### [SOLVED] Help sovling a simple equation

• Replies: 3
• Views: 645
Feb 15th 2008, 05:18 PM
4. ### Law of Cosines (finding side x in a triangle)

• Replies: 1
• Views: 1,514
Feb 14th 2008, 07:57 PM
5. ### [SOLVED] sine wave pulses help

• Replies: 1
• Views: 478
Feb 14th 2008, 04:29 PM
6. ### Finding sin and cos equations

• Replies: 0
• Views: 426
Feb 13th 2008, 05:00 PM
7. ### [SOLVED] Help Please - Simplifying A Formula!!!

• Replies: 1
• Views: 404
Feb 13th 2008, 09:40 AM
8. ### another trigonometry word problem

• Replies: 1
• Views: 2,525
Feb 12th 2008, 11:19 PM
9. ### sin4x=cos3x

• Replies: 3
• Views: 5,163
Feb 12th 2008, 10:41 PM
10. ### Angle of elevation problem... it's super simple, but the algebra I need help with ^_^

• Replies: 5
• Views: 3,901
Feb 12th 2008, 08:54 PM
11. ### Hi, need help on some trig funct. problems

• Replies: 1
• Views: 880
Feb 12th 2008, 08:52 PM
12. ### Conditional Trigonometric Equations

• Replies: 2
• Views: 772
Feb 12th 2008, 07:08 PM
13. ### Need some sort of explanation of different kinds of angles

• Replies: 5
• Views: 6,160
Feb 12th 2008, 04:02 PM
14. ### arccos(3/5)+arccot(1/7)

• Replies: 5
• Views: 3,616
Feb 12th 2008, 01:02 PM
15. ### tan(10pi/3)

• Replies: 5
• Views: 2,069
Feb 12th 2008, 12:12 PM
16. ### trig

• Replies: 2
• Views: 377
Feb 12th 2008, 11:06 AM
17. ### Triangle trig prob.

• Replies: 1
• Views: 552
Feb 11th 2008, 09:24 PM
18. ### polar and rectangular coordinates

• Replies: 2
• Views: 574
Feb 11th 2008, 12:42 PM
19. ### function

• Replies: 5
• Views: 387
Feb 11th 2008, 12:33 PM
20. ### tan(pi/12)

• Replies: 3
• Views: 4,363
Feb 11th 2008, 12:17 PM
21. ### Solve cos^2(...)+cos^2(...)-2 = 0 ?

• Replies: 8
• Views: 515
Feb 11th 2008, 06:23 AM
22. ### Trig identities

• Replies: 2
• Views: 422
Feb 10th 2008, 08:34 PM
23. ### Pre Calculus/Trig Locating Lost Treasure Project

• Replies: 2
• Views: 6,910
Feb 10th 2008, 06:52 PM
24. ### Solve cos^2(...)+cos^2(...)-2 = 0 ?

• Replies: 0
• Views: 471
Feb 10th 2008, 06:05 PM

• Replies: 1
• Views: 987
Feb 10th 2008, 10:01 AM
26. ### trig equation

• Replies: 1
• Views: 362
Feb 10th 2008, 05:47 AM

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