# Trigonometry Forum

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

1. ### Can I simplify this more?

• Replies: 6
• Views: 451
Mar 25th 2013, 05:41 AM
2. ### Trig Equations and identities

• Replies: 6
• Views: 2,557
Mar 24th 2013, 12:22 AM
3. ### sum/difference identities

• Replies: 4
• Views: 677
Mar 24th 2013, 12:06 AM
4. ### Verify the following identity (show EVERY step)

• Replies: 2
• Views: 756
Mar 24th 2013, 12:04 AM
5. ### Find sin(alpha + beta) and cos(alpha + beta) and Quadrant of the angle (alpha + beta)

• Replies: 1
• Views: 2,360
Mar 24th 2013, 12:03 AM
6. ### Frame of reference question. Polar co-ordinates

• Replies: 1
• Views: 863
Mar 23rd 2013, 07:55 AM
7. ### What's with all the things for sale???

• Replies: 0
• Views: 671
Mar 23rd 2013, 12:13 AM
8. ### sinusoidal function need help!

• Replies: 6
• Views: 584
Mar 22nd 2013, 11:56 PM
9. ### Double angle trigonometry

• Replies: 8
• Views: 1,199
Mar 22nd 2013, 06:03 AM
10. ### Trig equation

• Replies: 1
• Views: 541
Mar 21st 2013, 02:59 PM
11. ### Interesting question regarding the solution to a trigonometric equation

• Replies: 1
• Views: 498
Mar 21st 2013, 06:26 AM
12. ### Do you remember trig functions?

• Replies: 6
• Views: 612
Mar 20th 2013, 05:16 AM
13. ### Logarithm: Fractional exponents

• Replies: 5
• Views: 483
Mar 20th 2013, 03:50 AM
14. ### Seemingly flawed algebra

• Replies: 5
• Views: 436
Mar 19th 2013, 07:31 PM
15. ### which oil painting do you want

• Replies: 0
• Views: 354
Mar 18th 2013, 07:34 PM
16. ### factorising trigonometric function

• Replies: 5
• Views: 810
Mar 18th 2013, 03:26 PM
17. ### Solving a logarithm equation

• Replies: 1
• Views: 667
Mar 17th 2013, 08:13 PM
18. ### Graphing sine / cosine / tangent (and inverses) w/o a calculator help

• Replies: 2
• Views: 537
Mar 17th 2013, 07:19 PM
19. ### Bearing problem: Sine and cosine

• Replies: 2
• Views: 3,860
Mar 17th 2013, 06:41 PM
20. ### Cosine Law Problem

• Replies: 2
• Views: 669
Mar 17th 2013, 06:31 PM
21. ### a challeging problem

• Replies: 4
• Views: 541
Mar 17th 2013, 04:11 PM
22. ### Finding the exact value of Inverse Trig Functions without a calculator

• Replies: 4
• Views: 10,507
Mar 17th 2013, 03:22 PM
23. ### find the exact value

• Replies: 3
• Views: 599
Mar 17th 2013, 03:14 PM
24. ### can you show me how to solve this?

• Replies: 1
• Views: 506
Mar 17th 2013, 02:21 PM
25. ### Algebracially, Find values for a, b, and h

• Replies: 3
• Views: 761
Mar 17th 2013, 01:52 PM
26. ### Find all values of θ in the interval [0, 2pi]

• Replies: 6
• Views: 1,430
Mar 16th 2013, 09:15 PM
27. ### Perform Addition and simplify trigonometric expression

• Replies: 12
• Views: 885
Mar 16th 2013, 07:33 PM

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