# Trigonometry Forum

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

1. ### complex trig

• Replies: 1
• Views: 953
Feb 16th 2009, 04:41 AM
2. ### proving trigonometric identity

• Replies: 2
• Views: 519
Feb 16th 2009, 04:33 AM
3. ### [SOLVED] How can i show this, trig identity

• Replies: 6
• Views: 539
Feb 15th 2009, 06:43 AM
4. ### [SOLVED] How can i show this...trig identities??

• Replies: 5
• Views: 761
Feb 15th 2009, 05:48 AM
5. ### Trigonometric function equal to one another

• Replies: 3
• Views: 470
Feb 14th 2009, 03:48 PM
6. ### Solving Trigonometric Equations

• Replies: 2
• Views: 492
Feb 14th 2009, 01:21 PM
7. ### Prove identities, can anyone help?

• Replies: 3
• Views: 1,819
Feb 14th 2009, 01:04 PM
8. ### Complex Numbers

• Replies: 3
• Views: 1,373
Feb 13th 2009, 06:14 AM
9. ### simplify

• Replies: 3
• Views: 393
Feb 12th 2009, 01:54 PM
10. ### How do I simplify these things?!

• Replies: 4
• Views: 570
Feb 12th 2009, 09:18 AM
11. ### Solving the triangle

• Replies: 1
• Views: 553
Feb 11th 2009, 03:09 PM
12. ### Trigonometry Question

• Replies: 1
• Views: 831
Feb 11th 2009, 12:05 PM
13. ### Basic trig bearing problem

• Replies: 2
• Views: 2,224
Feb 11th 2009, 11:20 AM
14. ### find the exact value: cos[sin^-1(2/8)]

• Replies: 2
• Views: 855
Feb 11th 2009, 09:15 AM
15. ### 2cos˛θ+6cosθ=3

• Replies: 1
• Views: 637
Feb 11th 2009, 02:05 AM
16. ### please solve: √3 times cotθ+1=0

• Replies: 1
• Views: 620
Feb 11th 2009, 02:03 AM
17. ### 2sec˛θ-7=0

• Replies: 2
• Views: 418
Feb 11th 2009, 01:57 AM
18. ### tan˛θ=-tanθ+3

• Replies: 2
• Views: 530
Feb 11th 2009, 01:36 AM
19. ### Prove that (cscx - cotx)^2 = (1-cosx)/(1+cosx)

• Replies: 1
• Views: 4,360
Feb 10th 2009, 08:02 PM
20. ### [SOLVED] How do I find tan?

• Replies: 9
• Views: 678
Feb 10th 2009, 04:00 PM
21. ### [SOLVED] simple trigonometric equation

• Replies: 1
• Views: 544
Feb 10th 2009, 02:23 PM
22. ### Simple sinx...

• Replies: 1
• Views: 410
Feb 10th 2009, 11:09 AM
23. ### I bet you will not know this trig question part two

• Replies: 1
• Views: 401
Feb 10th 2009, 11:06 AM
24. ### I bet you will not know this question

• Replies: 2
• Views: 374
Feb 10th 2009, 10:54 AM
25. ### Trig Identities and Proofs

• Replies: 1
• Views: 288
Feb 10th 2009, 08:43 AM
26. ### Simplify the following in terms of sin or cos

• Replies: 6
• Views: 1,169
Feb 10th 2009, 08:32 AM
27. ### [SOLVED] Cosine rule 2

• Replies: 2
• Views: 697
Feb 10th 2009, 04:38 AM
28. ### Given sinx=4/5, cosy=7/25 find the following.

• Replies: 2
• Views: 2,166
Feb 10th 2009, 12:38 AM

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