# Trigonometry Forum

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

1. ### tan^2(x)-sin^2(x)

• Replies: 4
• Views: 518
Nov 15th 2008, 01:04 PM
2. ### Trig Word Prob- how wide is the fire?

• Replies: 2
• Views: 854
Nov 15th 2008, 12:52 PM
3. ### circular functions

• Replies: 1
• Views: 1,382
Nov 15th 2008, 07:31 AM
4. ### Simple Trig Simplifying

• Replies: 1
• Views: 457
Nov 15th 2008, 07:19 AM

• Replies: 1
• Views: 403
Nov 15th 2008, 04:34 AM
6. ### radian measure unit circle

• Replies: 1
• Views: 610
Nov 14th 2008, 03:10 PM
7. ### Ultrasound ranging

• Replies: 1
• Views: 347
Nov 14th 2008, 12:11 PM
8. ### Proving an identity

• Replies: 4
• Views: 387
Nov 14th 2008, 10:55 AM
9. ### Is there a special technique to proving trigonmetric identities?

• Replies: 3
• Views: 521
Nov 13th 2008, 07:39 PM
10. ### [SOLVED] Proving Trig Identities

• Replies: 3
• Views: 967
Nov 13th 2008, 04:45 PM
11. ### Need help on identities

• Replies: 2
• Views: 522
Nov 13th 2008, 02:10 PM
12. ### Solve a trigonomoetric equation

• Replies: 2
• Views: 690
Nov 13th 2008, 09:24 AM
13. ### Identities help...

• Replies: 1
• Views: 447
Nov 13th 2008, 07:30 AM
14. ### half angles ..

• Replies: 1
• Views: 395
Nov 13th 2008, 06:57 AM
15. ### I need help solving a trig proof

• Replies: 1
• Views: 894
Nov 13th 2008, 04:10 AM
16. ### cot on calculator?

• Replies: 11
• Views: 8,597
Nov 12th 2008, 10:59 PM
17. ### Proving Trig Identities

• Replies: 1
• Views: 765
Nov 12th 2008, 07:45 PM
18. ### Trig Identities

• Replies: 3
• Views: 937
Nov 12th 2008, 03:38 PM
19. ### Trigonomic Identity Problem

• Replies: 1
• Views: 553
Nov 12th 2008, 02:55 PM
20. ### Prove Trig Identity

• Replies: 3
• Views: 561
Nov 12th 2008, 11:52 AM
21. ### tower question

• Replies: 1
• Views: 571
Nov 12th 2008, 11:29 AM
22. ### Trigonometry with minutes

• Replies: 2
• Views: 470
Nov 12th 2008, 03:25 AM
23. ### trigonometric graph

• Replies: 2
• Views: 661
Nov 11th 2008, 11:27 PM
24. ### Trigonometry - Half angle??

• Replies: 1
• Views: 685
Nov 11th 2008, 08:30 PM
25. ### Sinusoidal Functions-word problem

• Replies: 2
• Views: 2,756
Nov 11th 2008, 08:11 PM
26. ### x as function of theta

• Replies: 2
• Views: 347
Nov 11th 2008, 04:14 PM
27. ### trig problem

• Replies: 0
• Views: 432
Nov 11th 2008, 04:06 PM
28. ### Sum and Difference

• Replies: 3
• Views: 479
Nov 11th 2008, 02:51 PM

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