# Trigonometry Forum

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

1. ### trig identity problem (sort of)

• Replies: 3
• Views: 733
Aug 10th 2010, 09:30 AM
2. ### Trig solutions

• Replies: 4
• Views: 614
Aug 10th 2010, 07:29 AM
3. ### Solutions to trig equations

• Replies: 6
• Views: 629
Aug 10th 2010, 05:30 AM
4. ### Trigonometric indentity problem

• Replies: 4
• Views: 607
Aug 10th 2010, 04:00 AM
5. ### Help in Solving a Trigonometric Equation

• Replies: 4
• Views: 653
Aug 10th 2010, 12:01 AM
6. ### Calculating the angles of the following triangle

• Replies: 2
• Views: 558
Aug 9th 2010, 02:55 PM
7. ### Trigonomic graph

• Replies: 1
• Views: 539
Aug 9th 2010, 11:16 AM
8. ### Find SEC

• Replies: 1
• Views: 363
Aug 8th 2010, 08:03 PM
9. ### Prove this trigonometric identity

• Replies: 2
• Views: 593
Aug 8th 2010, 06:34 PM
10. ### Trigonometric Identities

• Replies: 1
• Views: 597
Aug 8th 2010, 12:14 PM
11. ### Trig Identity

• Replies: 3
• Views: 535
Aug 8th 2010, 11:04 AM
12. ### ok...trig help on finding values

• Replies: 1
• Views: 768
Aug 8th 2010, 09:27 AM
13. ### Avg. rate of change of f(x)=tan(x)...

• Replies: 1
• Views: 1,634
Aug 7th 2010, 02:35 PM
14. ### Trig identity?

• Replies: 3
• Views: 495
Aug 7th 2010, 02:23 PM
15. ### Spherical Trigonometry Help? (Trig with latitudes)

• Replies: 1
• Views: 1,489
Aug 7th 2010, 02:09 PM
16. ### want to calculate major axis of an ellipse but struggling with equations!

• Replies: 2
• Views: 955
Aug 6th 2010, 08:48 PM
17. ### Verify Trig Identities

• Replies: 3
• Views: 983
Aug 6th 2010, 08:37 PM
18. ### [SOLVED] Solving Trig Function Problem "by hand" (given values, no calculator)

• Replies: 2
• Views: 597
Aug 6th 2010, 08:26 PM
19. ### What's wrong with my proof?

• Replies: 1
• Views: 573
Aug 6th 2010, 06:25 PM
20. ### Why is cosine(-x) equal to cosine(x)?

• Replies: 4
• Views: 35,281
Aug 6th 2010, 05:56 PM
21. ### some one check my trig!!

• Replies: 4
• Views: 489
Aug 6th 2010, 12:52 PM
22. ### Trigonometric equations

• Replies: 1
• Views: 455
Aug 6th 2010, 10:21 AM
23. ### trigonometric equality

• Replies: 5
• Views: 825
Aug 4th 2010, 10:18 PM
24. ### Trig Videos?

• Replies: 0
• Views: 528
Aug 4th 2010, 08:51 PM
25. ### some more rt triangle trig

• Replies: 4
• Views: 744
Aug 4th 2010, 04:11 PM

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