# Trigonometry Forum

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

1. ### Trig Help ( verify answers)

• Replies: 1
• Views: 704
Feb 18th 2009, 07:31 AM
2. ### Desparate trig help needed

• Replies: 1
• Views: 411
Feb 18th 2009, 01:25 AM
3. ### [SOLVED] I'm confused on how to simplify trig expressions..

• Replies: 2
• Views: 536
Feb 17th 2009, 06:22 PM
4. ### Geometry Sin Problem

• Replies: 2
• Views: 568
Feb 17th 2009, 05:34 PM
5. ### Help solving equations using identities

• Replies: 4
• Views: 718
Feb 17th 2009, 10:38 AM
6. ### prove sum and difference identities

• Replies: 9
• Views: 638
Feb 16th 2009, 01:32 PM
7. ### Trig product

• Replies: 1
• Views: 490
Feb 16th 2009, 09:30 AM
8. ### complex trig

• Replies: 1
• Views: 917
Feb 16th 2009, 05:41 AM
9. ### proving trigonometric identity

• Replies: 2
• Views: 506
Feb 16th 2009, 05:33 AM
10. ### [SOLVED] How can i show this, trig identity

• Replies: 6
• Views: 525
Feb 15th 2009, 07:43 AM
11. ### [SOLVED] How can i show this...trig identities??

• Replies: 5
• Views: 738
Feb 15th 2009, 06:48 AM
12. ### Trigonometric function equal to one another

• Replies: 3
• Views: 455
Feb 14th 2009, 04:48 PM
13. ### Solving Trigonometric Equations

• Replies: 2
• Views: 480
Feb 14th 2009, 02:21 PM
14. ### Prove identities, can anyone help?

• Replies: 3
• Views: 1,776
Feb 14th 2009, 02:04 PM
15. ### Complex Numbers

• Replies: 3
• Views: 1,319
Feb 13th 2009, 07:14 AM
16. ### simplify

• Replies: 3
• Views: 377
Feb 12th 2009, 02:54 PM
17. ### How do I simplify these things?!

• Replies: 4
• Views: 552
Feb 12th 2009, 10:18 AM
18. ### Solving the triangle

• Replies: 1
• Views: 542
Feb 11th 2009, 04:09 PM
19. ### Trigonometry Question

• Replies: 1
• Views: 779
Feb 11th 2009, 01:05 PM
20. ### Basic trig bearing problem

• Replies: 2
• Views: 2,201
Feb 11th 2009, 12:20 PM
21. ### find the exact value: cos[sin^-1(2/8)]

• Replies: 2
• Views: 814
Feb 11th 2009, 10:15 AM
22. ### 2cosēθ+6cosθ=3

• Replies: 1
• Views: 619
Feb 11th 2009, 03:05 AM
23. ### please solve: √3 times cotθ+1=0

• Replies: 1
• Views: 613
Feb 11th 2009, 03:03 AM
24. ### 2secēθ-7=0

• Replies: 2
• Views: 411
Feb 11th 2009, 02:57 AM
25. ### tanēθ=-tanθ+3

• Replies: 2
• Views: 504
Feb 11th 2009, 02:36 AM
26. ### Prove that (cscx - cotx)^2 = (1-cosx)/(1+cosx)

• Replies: 1
• Views: 4,274
Feb 10th 2009, 09:02 PM
27. ### [SOLVED] How do I find tan?

• Replies: 9
• Views: 665
Feb 10th 2009, 05:00 PM
28. ### [SOLVED] simple trigonometric equation

• Replies: 1
• Views: 534
Feb 10th 2009, 03:23 PM

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