# Trigonometry Forum

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

1. ### Need help with verifying identities

• Replies: 1
• Views: 476
Feb 3rd 2009, 02:28 AM
2. ### [SOLVED] Pre-Cal/Trig Proofs

• Replies: 4
• Views: 538
Feb 2nd 2009, 06:47 PM
3. ### converting radian measure to degrees

• Replies: 2
• Views: 551
Feb 2nd 2009, 06:46 PM
4. ### Trig Identity/Equation

• Replies: 1
• Views: 1,629
Feb 2nd 2009, 12:12 PM
5. ### Product/sum identities - I need enlightenment!

• Replies: 2
• Views: 722
Feb 2nd 2009, 09:07 AM
6. ### cos45=sin45=1/2root2

• Replies: 1
• Views: 2,295
Feb 2nd 2009, 08:48 AM
7. ### trig identities

• Replies: 1
• Views: 514
Feb 2nd 2009, 07:46 AM
8. ### Analytic Trigonometry

• Replies: 1
• Views: 793
Feb 1st 2009, 11:30 PM
9. ### Determine the lengths of BM and DN to 2 decimals places

• Replies: 1
• Views: 423
Feb 1st 2009, 07:06 PM
10. ### Trigonometry

• Replies: 2
• Views: 352
Feb 1st 2009, 06:17 PM
11. ### Compound Angle problems

• Replies: 1
• Views: 780
Feb 1st 2009, 02:29 PM
12. ### [SOLVED] Two Trig Identitites

• Replies: 3
• Views: 507
Feb 1st 2009, 01:30 PM
13. ### Period, Domain, and Range

• Replies: 2
• Views: 2,968
Feb 1st 2009, 11:59 AM
14. ### trigonometry and logs

• Replies: 3
• Views: 349
Feb 1st 2009, 10:33 AM
15. ### [SOLVED] Trig Identities

• Replies: 1
• Views: 472
Feb 1st 2009, 10:29 AM
16. ### Simple simplify question

• Replies: 1
• Views: 579
Feb 1st 2009, 08:14 AM
17. ### The Area of a Triangle

• Replies: 1
• Views: 402
Jan 31st 2009, 05:43 PM
18. ### Transposition of Formula

• Replies: 4
• Views: 955
Jan 31st 2009, 03:11 PM
19. ### How do you derive the following trig identity?

• Replies: 8
• Views: 965
Jan 31st 2009, 01:22 PM
20. ### Precalculus Trig Problem

• Replies: 6
• Views: 646
Jan 30th 2009, 05:54 PM
21. ### trig identity

• Replies: 3
• Views: 608
Jan 30th 2009, 05:12 PM
22. ### [SOLVED] Easy trignoometry question

• Replies: 4
• Views: 752
Jan 30th 2009, 03:24 PM
23. ### trig problem

• Replies: 2
• Views: 638
Jan 30th 2009, 09:07 AM
24. ### Solving an equation with de Moivre's formula

• Replies: 2
• Views: 628
Jan 30th 2009, 08:43 AM
25. ### trig identities

• Replies: 1
• Views: 396
Jan 30th 2009, 07:39 AM
26. ### tanxsinx = 3sinx - secx

• Replies: 1
• Views: 1,003
Jan 30th 2009, 06:25 AM
27. ### [SOLVED] Solve the equation

• Replies: 1
• Views: 467
Jan 30th 2009, 06:00 AM
28. ### exact value cos5θ

• Replies: 1
• Views: 578
Jan 30th 2009, 01:44 AM
29. ### Two Precalculus Trig Equations

• Replies: 1
• Views: 527
Jan 29th 2009, 07:14 PM

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