# Trigonometry Forum

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

1. ### Just read was some ideas with designs and styles connected with simple stunning weddi

• Replies: 0
• Views: 450
Apr 8th 2013, 06:31 PM
2. ### Easy Trigonometry (5 questions)

• Replies: 5
• Views: 1,842
Apr 8th 2013, 02:55 PM
3. ### Why is there no amplitude for sec or tan?

• Replies: 1
• Views: 1,640
Apr 7th 2013, 06:34 PM
4. ### How to get the equation from a graph

• Replies: 2
• Views: 537
Apr 7th 2013, 04:05 PM
5. ### trigonometry - modelling and problem solving

• Replies: 0
• Views: 414
Apr 6th 2013, 05:55 PM
6. ### Complex numbers (I'm sure), trigonometric identities (I think) and equivalent ratios?

• Replies: 7
• Views: 728
Apr 5th 2013, 06:56 AM
7. ### Determine the exact value of sin (x + 30)

• Replies: 8
• Views: 2,274
Apr 5th 2013, 04:10 AM
8. ### Heavily confused by bracket use in trig ratios

• Replies: 2
• Views: 491
Apr 5th 2013, 01:47 AM

• Replies: 0
• Views: 593
Apr 4th 2013, 02:18 AM
10. ### Trig Identities (Sum and double Angle)

• Replies: 6
• Views: 781
Apr 3rd 2013, 11:55 PM
11. ### What IS sin?

• Replies: 7
• Views: 694
Apr 2nd 2013, 01:04 PM
12. ### Equation Solution

• Replies: 4
• Views: 540
Apr 2nd 2013, 04:12 AM
13. ### Inverse cosine of i

• Replies: 3
• Views: 445
Apr 1st 2013, 11:01 PM
14. ### Trigonometry Assistance

• Replies: 1
• Views: 560
Apr 1st 2013, 05:54 PM
15. ### Proving trig identities

• Replies: 4
• Views: 510
Apr 1st 2013, 05:39 AM
16. ### 2 cos \theta - 4 sin^2 \theta = 0

• Replies: 3
• Views: 1,301
Apr 1st 2013, 05:00 AM
17. ### Am I or the book wrong?

• Replies: 2
• Views: 982
Mar 31st 2013, 04:55 PM
18. ### Homework Help!! exact value, -pi < θ ≤ pi

• Replies: 7
• Views: 795
Mar 31st 2013, 04:07 PM

• Replies: 2
• Views: 799
Mar 30th 2013, 10:36 PM
20. ### Help with Trigonometric Identiy

• Replies: 4
• Views: 505
Mar 30th 2013, 06:32 PM
21. ### 1/(sin 3x) + 1/(tan 3x) = 2

• Replies: 3
• Views: 1,516
Mar 30th 2013, 07:46 AM

• Replies: 1
• Views: 628
Mar 29th 2013, 04:39 PM
23. ### Can I simplify this more?

• Replies: 6
• Views: 444
Mar 25th 2013, 05:41 AM

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# trigonometry sotr

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