Trigonometry Forum

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

1. Trigo-limites

• Replies: 1
• Views: 403
Jun 19th 2009, 11:04 PM
2. Module and amplitude

• Replies: 1
• Views: 592
Jun 19th 2009, 10:44 PM
3. Find the value of k:

• Replies: 5
• Views: 674
Jun 19th 2009, 06:22 PM
4. Using Tangent: Word Problem

• Replies: 5
• Views: 1,927
Jun 19th 2009, 05:20 PM
5. Word Problem - Trig

• Replies: 7
• Views: 1,041
Jun 19th 2009, 01:33 PM
6. Using Tangent: World Problem

• Replies: 10
• Views: 568
Jun 19th 2009, 09:04 AM
7. Period

• Replies: 4
• Views: 573
Jun 19th 2009, 12:22 AM

• Replies: 3
• Views: 580
Jun 18th 2009, 11:55 PM
9. Sin Equation - Possibly needs Sum/Difference Identities??

• Replies: 6
• Views: 429
Jun 18th 2009, 08:01 PM
10. Trig Proof

• Replies: 3
• Views: 455
Jun 18th 2009, 06:29 PM
11. Prove Identity

• Replies: 1
• Views: 369
Jun 18th 2009, 06:26 PM
12. Constant expression

• Replies: 9
• Views: 390
Jun 18th 2009, 04:14 PM
13. Did I do this correctly?

• Replies: 3
• Views: 745
Jun 18th 2009, 04:00 PM
14. Help with a trig proof...

• Replies: 3
• Views: 416
Jun 18th 2009, 11:04 AM
15. Need help with 2 trigo questions

• Replies: 1
• Views: 419
Jun 18th 2009, 08:06 AM
16. 2 Trig Questions

• Replies: 2
• Views: 600
Jun 18th 2009, 04:22 AM

• Replies: 2
• Views: 876
Jun 18th 2009, 02:37 AM
18. Solve for x: sin (120)/x+10=sin (20)/x

• Replies: 1
• Views: 953
Jun 18th 2009, 12:59 AM
19. Finding The Angle In Radians

• Replies: 2
• Views: 1,049
Jun 17th 2009, 10:49 PM
20. Solving for X, and General solutions?

• Replies: 4
• Views: 560
Jun 17th 2009, 05:08 AM
21. Terminal arm

• Replies: 4
• Views: 1,577
Jun 16th 2009, 11:05 PM
22. Equation without resolution in R

• Replies: 1
• Views: 453
Jun 16th 2009, 12:53 PM
23. Trigo- product

• Replies: 2
• Views: 321
Jun 16th 2009, 10:24 AM
24. Trig equation

• Replies: 6
• Views: 346
Jun 16th 2009, 05:00 AM
25. DeMoivre’s Theorem

• Replies: 2
• Views: 527
Jun 15th 2009, 07:50 PM
26. trig word problem question

• Replies: 2
• Views: 1,933
Jun 15th 2009, 07:46 PM

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"trigonometric ratios and trigonometric identities" solution

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