Trigonometry Forum

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

1. How to solve this trig problem..

• Replies: 1
• Views: 508
Apr 2nd 2009, 06:24 AM
2. trig equation

• Replies: 4
• Views: 409
Apr 1st 2009, 05:58 PM
3. how do I do this trig addition formula problem?

• Replies: 2
• Views: 688
Apr 1st 2009, 04:32 PM
4. how do I do this trig addition formula problem?

• Replies: 1
• Views: 505
Apr 1st 2009, 02:27 PM
5. How can I verify the identity when it doesn't match?

• Replies: 3
• Views: 603
Apr 1st 2009, 11:43 AM
6. trig help

• Replies: 4
• Views: 687
Apr 1st 2009, 11:16 AM
7. Practice Test

• Replies: 9
• Views: 738
Apr 1st 2009, 04:02 AM
8. I don't understand Trigonometry

• Replies: 1
• Views: 863
Apr 1st 2009, 03:57 AM
9. Alan Turing and Tan series

• Replies: 0
• Views: 694
Mar 31st 2009, 03:41 PM
10. Verifying Identities?

• Replies: 4
• Views: 692
Mar 31st 2009, 12:36 PM
11. double angle identity

• Replies: 1
• Views: 648
Mar 31st 2009, 09:07 AM
12. Arctangents in a half-open interval?

• Replies: 1
• Views: 433
Mar 30th 2009, 05:58 PM
13. I know how to calculate reference angles but...

• Replies: 1
• Views: 671
Mar 30th 2009, 05:42 PM
14. LAST one - Promise! Trigonometric Ecuations.

• Replies: 2
• Views: 644
Mar 30th 2009, 05:38 PM
15. How do I change from Radians to Degrees and vice versa?

• Replies: 3
• Views: 1,171
Mar 30th 2009, 03:02 PM
16. Introuduction to Conics problems

• Replies: 1
• Views: 347
Mar 30th 2009, 12:23 PM
17. How do i add these formula

• Replies: 1
• Views: 337
Mar 30th 2009, 11:55 AM
18. I having a headache proving an identity

• Replies: 4
• Views: 591
Mar 30th 2009, 10:00 AM
19. prove that cos^2x+tan^2xcos^2x=1

• Replies: 1
• Views: 442
Mar 30th 2009, 07:43 AM
20. Trig Equation Confusion

• Replies: 3
• Views: 573
Mar 30th 2009, 06:47 AM
21. Exact Value of Expression

• Replies: 1
• Views: 562
Mar 30th 2009, 04:48 AM
22. Trigonometric help in mechanics question?

• Replies: 1
• Views: 463
Mar 30th 2009, 04:42 AM
23. Solution to Trig Equation

• Replies: 1
• Views: 437
Mar 30th 2009, 04:35 AM
24. Solving Trigonometric equations

• Replies: 1
• Views: 628
Mar 30th 2009, 02:44 AM
25. Grade 11 Trigonometric Identities Question

• Replies: 1
• Views: 1,214
Mar 29th 2009, 10:05 PM
26. How to find theta in a given trig function (pre-calc)

• Replies: 1
• Views: 1,663
Mar 29th 2009, 09:07 PM
27. prove identity #3

• Replies: 3
• Views: 598
Mar 29th 2009, 03:39 PM

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