# Trigonometry Forum

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

1. ### Understanding coterminal angles

• Replies: 3
• Views: 2,714
Nov 7th 2008, 08:31 AM
2. ### quick help with arccot problem

• Replies: 1
• Views: 861
Nov 6th 2008, 05:32 PM
3. ### tan, cot in terms of p,q

• Replies: 1
• Views: 573
Nov 6th 2008, 05:22 PM
4. ### trig identites, help needed bad

• Replies: 1
• Views: 622
Nov 6th 2008, 05:14 PM
5. ### typing a radical sign

• Replies: 1
• Views: 773
Nov 6th 2008, 05:10 PM
6. ### cot 390 degrees

• Replies: 4
• Views: 6,907
Nov 6th 2008, 04:36 PM
7. ### cos x = -1 / sqrt(2) without a calculator

• Replies: 3
• Views: 9,840
Nov 6th 2008, 04:35 PM
8. ### Trigonometric Identities

• Replies: 5
• Views: 521
Nov 6th 2008, 04:31 PM
9. ### trigonometry question

• Replies: 1
• Views: 551
Nov 6th 2008, 04:29 PM
10. ### sin(4x)*cos(x) = 0.84

• Replies: 2
• Views: 1,575
Nov 6th 2008, 04:08 PM
11. ### Precalc Trig

• Replies: 1
• Views: 477
Nov 6th 2008, 03:43 PM
12. ### cos(A+B)

• Replies: 1
• Views: 308
Nov 6th 2008, 03:16 PM
13. ### cosine equation

• Replies: 1
• Views: 737
Nov 6th 2008, 02:00 PM
14. ### Real World Problem... Using log to find points in a graph?

• Replies: 2
• Views: 787
Nov 6th 2008, 11:21 AM
15. ### sin(x) = 1 + cos^2(x)

• Replies: 2
• Views: 573
Nov 6th 2008, 09:05 AM
16. ### Trigonometric Equation

• Replies: 2
• Views: 485
Nov 6th 2008, 07:39 AM
17. ### proving identities

• Replies: 3
• Views: 618
Nov 6th 2008, 04:55 AM
18. ### Verifying Trig Identities

• Replies: 6
• Views: 721
Nov 6th 2008, 02:35 AM
19. ### tan˛x+4tanx+1=0 help!!

• Replies: 1
• Views: 567
Nov 5th 2008, 09:56 PM
20. ### sinusoidal function

• Replies: 3
• Views: 4,525
Nov 5th 2008, 06:49 PM
21. ### Proof question

• Replies: 1
• Views: 420
Nov 5th 2008, 04:31 PM
22. ### Trigonometry height and distance problems

• Replies: 3
• Views: 3,901
Nov 5th 2008, 12:45 PM
23. ### graphing of cot

• Replies: 1
• Views: 419
Nov 5th 2008, 07:46 AM
24. ### more trouble completing identity...

• Replies: 1
• Views: 437
Nov 5th 2008, 04:14 AM
25. ### Resultant Force

• Replies: 4
• Views: 5,937
Nov 5th 2008, 01:01 AM
26. ### tan ,cos

• Replies: 2
• Views: 493
Nov 4th 2008, 11:24 PM
27. ### complete identity, tan

• Replies: 1
• Views: 344
Nov 4th 2008, 11:23 PM
28. ### finding tan when given cos

• Replies: 2
• Views: 326
Nov 4th 2008, 09:29 PM

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