# Trigonometry Forum

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

1. ### A short trig question

• Replies: 2
• Views: 344
Dec 13th 2009, 06:57 PM
2. ### complex numbers

• Replies: 1
• Views: 357
Dec 13th 2009, 03:22 PM
3. ### Solve equation tanx=3sinx

• Replies: 1
• Views: 4,887
Dec 13th 2009, 08:56 AM
4. ### What is the exact value of sin 12 degrees?

• Replies: 4
• Views: 12,465
Dec 13th 2009, 07:50 AM
5. ### Determining the rule for graphs of trig function

• Replies: 1
• Views: 594
Dec 12th 2009, 09:57 PM
6. ### Solving Trig Question

• Replies: 5
• Views: 448
Dec 12th 2009, 09:26 PM
7. ### Simple trig help!

• Replies: 20
• Views: 1,161
Dec 12th 2009, 06:17 PM
8. ### Roots of a complex number

• Replies: 1
• Views: 526
Dec 12th 2009, 05:48 PM
9. ### Find x-intercepts

• Replies: 4
• Views: 489
Dec 12th 2009, 05:28 PM
10. ### Proof of trig identity

• Replies: 3
• Views: 623
Dec 12th 2009, 05:05 PM
11. ### Trig Question

• Replies: 4
• Views: 501
Dec 12th 2009, 11:39 AM
12. ### An Identity of Trig

• Replies: 1
• Views: 341
Dec 12th 2009, 06:31 AM
13. ### Trigo-equation

• Replies: 1
• Views: 503
Dec 12th 2009, 06:16 AM
14. ### Equation solutions

• Replies: 8
• Views: 618
Dec 11th 2009, 11:11 PM
15. ### Need help with describing changes in functions please

• Replies: 1
• Views: 472
Dec 11th 2009, 08:32 PM
16. ### isolate terms in vector equation?

• Replies: 1
• Views: 698
Dec 11th 2009, 07:21 AM
17. ### prove that a^2sin(A-C)=

• Replies: 1
• Views: 607
Dec 10th 2009, 11:18 PM
18. ### hi there, can someone expand please?

• Replies: 2
• Views: 636
Dec 10th 2009, 09:44 PM

• Replies: 3
• Views: 432
Dec 10th 2009, 05:17 PM
20. ### How do I simplify inverse functions trig?

• Replies: 1
• Views: 921
Dec 10th 2009, 12:29 AM
21. ### some help with trigonometry for a flash app

• Replies: 0
• Views: 400
Dec 10th 2009, 12:24 AM
22. ### Trigometric identity problem.

• Replies: 3
• Views: 465
Dec 9th 2009, 11:53 PM

• Replies: 14
• Views: 498
Dec 9th 2009, 10:41 PM
24. ### Help solving trig equation 1

• Replies: 13
• Views: 638
Dec 9th 2009, 10:15 PM

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26. ### Proving Trig Identity again

• Replies: 3
• Views: 452
Dec 9th 2009, 08:35 AM
27. ### Finding radius for De Moivre's Theorem

• Replies: 1
• Views: 832
Dec 9th 2009, 07:07 AM

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