# Trigonometry Forum

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

1. ### Angle and Offset

• Replies: 3
• Views: 1,503
Aug 22nd 2012, 10:37 PM
2. ### Patterns from complex numbers (part A & B)

• Replies: 2
• Views: 2,318
Aug 21st 2012, 03:07 PM
3. ### the waves of sin and cosine and tangent

• Replies: 3
• Views: 926
Aug 19th 2012, 04:51 AM
4. ### Calculating an angle across a plane

• Replies: 0
• Views: 574
Aug 18th 2012, 02:02 AM

• Replies: 4
• Views: 1,083
Aug 17th 2012, 08:55 AM
6. ### XYZ Coordinate on Sphere. Known Info: Radius, latitude, longitude

• Replies: 1
• Views: 862
Aug 14th 2012, 03:05 AM

• Replies: 2
• Views: 2,598
Aug 13th 2012, 11:36 PM
8. ### solve each equation algebraically

• Replies: 11
• Views: 1,324
Aug 12th 2012, 03:20 PM
9. ### help!! with graphing

• Replies: 2
• Views: 665
Aug 12th 2012, 12:37 PM

• Replies: 6
• Views: 645
Aug 6th 2012, 11:13 PM
11. ### Trigonometry proof involving sum and differnece indentity

• Replies: 1
• Views: 762
Aug 6th 2012, 11:21 AM

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13. ### Simple trigonometry....But I cant solve it agian :(

• Replies: 3
• Views: 761
Aug 4th 2012, 10:19 PM
14. ### Circular healthbar problems

• Replies: 0
• Views: 1,152
Aug 4th 2012, 06:42 PM
15. ### Find the max value of a trigonometric function

• Replies: 1
• Views: 744
Aug 3rd 2012, 09:18 AM
16. ### Simplify trigonometric function in terms of tangent

• Replies: 4
• Views: 595
Aug 3rd 2012, 09:05 AM
17. ### max value of trigonometric function

• Replies: 5
• Views: 1,584
Aug 3rd 2012, 05:15 AM
18. ### unsure about the term

• Replies: 9
• Views: 1,020
Aug 3rd 2012, 01:54 AM
19. ### sum-product/product-sum

• Replies: 3
• Views: 1,357
Aug 2nd 2012, 11:01 PM
20. ### What identities prove this statement is correct?

• Replies: 4
• Views: 693
Aug 1st 2012, 06:25 AM

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# how to provr a point is co planar

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