# Trigonometry Forum

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

1. ### modifying slash simplifying trigonometric expression

• Replies: 1
• Views: 576
Apr 30th 2012, 12:03 PM
2. ### question general solution

• Replies: 4
• Views: 436
Apr 30th 2012, 11:50 AM
3. ### First time with vectors

• Replies: 1
• Views: 4,472
Apr 29th 2012, 08:22 AM
4. ### Trig

• Replies: 1
• Views: 412
Apr 29th 2012, 07:53 AM
5. ### Determining Exact Values

• Replies: 2
• Views: 2,713
Apr 28th 2012, 03:51 PM
6. ### (a) "Evaluate h(t) = cos (20t)° for t = 3." (b) What is the value of t when h(t) =...

• Replies: 1
• Views: 712
Apr 28th 2012, 01:12 PM
7. ### Need help simplifying an equation with arctan

• Replies: 3
• Views: 1,016
Apr 27th 2012, 06:20 AM
8. ### How do I evaluate the integral of (sin(2t)^2)^(1/2) ?

• Replies: 1
• Views: 1,645
Apr 26th 2012, 12:28 PM
9. ### trigonometric equations

• Replies: 1
• Views: 410
Apr 25th 2012, 03:37 PM
10. ### Not sure if trig but this was given to me in trig class

• Replies: 3
• Views: 386
Apr 25th 2012, 02:23 PM
11. ### Trigonometric Equations

• Replies: 2
• Views: 443
Apr 25th 2012, 11:59 AM
12. ### [Pre-Calc] Finding all solutions of a trig equation

• Replies: 3
• Views: 1,004
Apr 25th 2012, 11:55 AM
13. ### CONVERTING b/w POLAR equations & RECTANGULAR equations

• Replies: 1
• Views: 5,598
Apr 24th 2012, 06:02 AM
14. ### compound and double angle formulae

• Replies: 3
• Views: 3,038
Apr 23rd 2012, 01:22 PM
15. ### Trig. equation solution problem.

• Replies: 8
• Views: 1,105
Apr 21st 2012, 11:16 PM
16. ### How do i work out something like cos^2(x+pi/6) when x = 0.2

• Replies: 1
• Views: 583
Apr 21st 2012, 10:52 AM
17. ### simplification of trigonometric equation

• Replies: 2
• Views: 551
Apr 20th 2012, 01:42 AM
18. ### trig equation help please

• Replies: 2
• Views: 426
Apr 19th 2012, 10:15 PM
19. ### Given one set of coordinates, find another set that is 120 degrees away.

• Replies: 5
• Views: 1,732
Apr 19th 2012, 03:47 PM
20. ### finding the value

• Replies: 6
• Views: 570
Apr 19th 2012, 02:02 PM
21. ### Solving trigonomety equations using addition formulae.

• Replies: 5
• Views: 880
Apr 19th 2012, 02:49 AM
22. ### Assistance needed on this question!

• Replies: 1
• Views: 924
Apr 18th 2012, 08:01 AM

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# "trigonometric ratios and trigonometric identities" solution

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