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Forum: Trigonometry

Trigonometric Functions, Trigonometric Identities, etc.

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  2. Prove Sum and Difference Sine?

    Started by Farmtalk, June 27th, 2013 13:40
    • Replies: 7
    • Views: 1,545
    July 4th, 2013, 23:39 Go to last post
  3. sq. FD + sq. DB = sq. BF Almagest Ch 10 Book I Ptolemy

    Started by moohah, June 30th, 2013 18:28
    • Replies: 1
    • Views: 914
    June 30th, 2013, 22:02 Go to last post
  4. [SOLVED] Trying to resolve a trig identity

    Started by dwsmith, June 20th, 2013 16:25
    • Replies: 1
    • Views: 878
    June 20th, 2013, 16:36 Go to last post
  5. Applying Trigonometric Functions

    Started by soccerstar814, June 16th, 2013 23:00
    • Replies: 1
    • Views: 1,004
    June 16th, 2013, 23:39 Go to last post
  6. Cosine Equation

    Started by Petrus, June 5th, 2013 10:51
    • Replies: 3
    • Views: 874
    June 5th, 2013, 14:23 Go to last post
  7. Completion of the proof of the Cosine Rule

    Started by Prove It, June 2nd, 2013 23:12
    • Replies: 1
    • Views: 714
    June 2nd, 2013, 23:30 Go to last post
  8. Trigonometry equation

    Started by Petrus, May 16th, 2013 13:02
    2 Pages
    1 2
    • Replies: 10
    • Views: 1,383
    May 20th, 2013, 10:11 Go to last post
  9. Area/Trigonometry Problem.

    Started by Alaba27, May 7th, 2013 20:53
    2 Pages
    1 2
    • Replies: 10
    • Views: 2,047
    May 7th, 2013, 23:32 Go to last post
  10. Solutions for arcsin(x) + arcsin(k) = π/2

    Started by sweatingbear, May 6th, 2013 05:42
    • Replies: 5
    • Views: 1,211
    May 6th, 2013, 12:57 Go to last post
  11. Prove the summation identity.

    Started by anemone, April 23rd, 2013 03:17
    • Replies: 1
    • Views: 1,420
    April 23rd, 2013, 14:59 Go to last post
    • Replies: 3
    • Views: 820
    April 18th, 2013, 01:26 Go to last post
  12. Trigonometry in mechanics

    Started by Needhelp, April 4th, 2013 12:05
    • Replies: 3
    • Views: 1,316
    April 4th, 2013, 12:56 Go to last post
  13. Determine the value of AC/BC.

    Started by anemone, March 14th, 2013 04:23
    • Replies: 2
    • Views: 796
    March 14th, 2013, 23:09 Go to last post
    • Replies: 9
    • Views: 3,146
    February 23rd, 2013, 09:48 Go to last post
  14. Trig Expression simplification

    Started by Cbarker1, February 21st, 2013 22:49
    • Replies: 3
    • Views: 910
    February 22nd, 2013, 11:44 Go to last post
  15. Using Trigonometry for solving a Cubic equation

    Started by Cbarker1, February 8th, 2013 13:44
    • Replies: 5
    • Views: 2,071
    February 15th, 2013, 19:16 Go to last post
  16. Range of sec^4(x) + csc^4(x)

    Started by abender, February 3rd, 2013 15:17
    2 Pages
    1 2
    closed interval, open interval, range, secant, trig
    • Replies: 10
    • Views: 2,132
    February 6th, 2013, 00:35 Go to last post
  17. Trigonometric Summation

    Started by anemone, January 25th, 2013 04:45
    • Replies: 3
    • Views: 1,541
    January 25th, 2013, 11:43 Go to last post
  18. Solution of Triangles

    Started by DrunkenOldFool, January 23rd, 2013 03:27
    • Replies: 1
    • Views: 958
    January 23rd, 2013, 04:20 Go to last post
  19. [SOLVED] Particle's position

    Started by dwsmith, January 15th, 2013 22:58
    • Replies: 6
    • Views: 1,409
    January 15th, 2013, 23:53 Go to last post
  20. Proving a trigonometric equation

    Started by Lisa91, January 15th, 2013 15:52
    2 Pages
    1 2
    • Replies: 13
    • Views: 2,118
    January 15th, 2013, 20:38 Go to last post
  21. Volume of a roof

    Started by Poly, January 8th, 2013 23:48
    • Replies: 4
    • Views: 2,337
    January 9th, 2013, 05:02 Go to last post
  22. [SOLVED] Finding the Area of Shaded Part

    Started by karush, December 2nd, 2012 00:04
    • Replies: 1
    • Views: 1,200
    December 2nd, 2012, 01:15 Go to last post
  23. Solving a Trigonometric Equation

    Started by HelpMePlease, November 14th, 2012 17:18
    2 Pages
    1 2
    • Replies: 10
    • Views: 2,586
    November 14th, 2012, 21:04 Go to last post
  24. Triangle question

    Started by Bushy, November 13th, 2012 17:04
    • Replies: 2
    • Views: 810
    November 13th, 2012, 19:08 Go to last post
  25. Solving a Trigonometric Equation for Cos (x)

    Started by melissax, November 12th, 2012 13:27
    • Replies: 3
    • Views: 1,413
    November 12th, 2012, 15:10 Go to last post
  26. Finding the Range of a Trigonometric Function

    Started by melissax, November 11th, 2012 14:32
    • Replies: 6
    • Views: 4,873
    November 11th, 2012, 16:39 Go to last post

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Top 160 Thread Starters For "Trigonometry"

RankUser NamePercentage Of TotalThreadsMost Recent Thread
1karush12.648graphing desmos endpoint
2Drain Brain4.718solving for theta
3anemone4.517Evaluate a floor function invo...
4paulmdrdo4.216Cos trig identity
5RTCNTC3.915Which Angle is Larger?
6bsmithysmith2.18Finding for X given half-angle...
7jacks1.87number of solution
7daigo1.87Equation of ellipse from direc...
7sweatingbear1.87Value of complex expression
7tmt1.87Simplifying A trig equation
8dwsmith1.35Trying to resolve a trig ident...
8Needhelp1.35Trigonometry in mechanics
8courtbits1.35Beginner's Verifying Trig Iden...
8Silver Bolt1.35Prove the identity
9DrunkenOldFool1.04Solution of Triangles
9Casio1.04Symmetry of graphs
9eleventhxhour1.04Am I doing these wrong?
9Dundee31.04Secondary Identity Confirmatio...
9mathsheadache1.04Angle of elevation question
10DeusAbscondus0.83Given value of cos(A) and quad...
10Bushy0.83Area of a triangle in terms of...
10Cbarker10.83Constant Force Work formula
10Ragnarok0.83Find angles when circumference...
10bergausstein0.83Finding the resultant
10Guest0.83Inverse trig
10estex1980.83find all solutions (0 - 2pi) f...
10kingsala0.83Trigonometry and Triangle Ques...
10mathdrama0.83terminal arm word problem
10squexy0.83Help solving questions
10TrigEatsMe0.83Expressing sin/cos(2θ) in...
10fordy27070.83finding solutions
10karseme0.83Equation involving the inverse...
10simongreen930.83Trignometric identities
11Sudharaka0.52trig fix
11veronica19990.52How far above the ground is th...
11alane19940.52Mechanical Vibrations - Linear...
11melissax0.52Solving a Trigonometric Equati...
11m3dicat3d0.52More than one equation for a g...
11greg13130.52Trigonometric sum with a produ...
11Petrus0.52Cosine Equation
11Alaba270.52Composition of functions!
11evinda0.52Right triangle
11nacho0.52Finding this recurrence relati...
11leprofece0.52Area of parallelogram
11CGuthrie910.52Find the measure of <ACD
11clhrhrklsr0.52Finding Missing Angles
11maxkor0.52Angles in a triangle
11egillesp0.52Proving a trigonometric identi...
11Monoxdifly0.52[ASK] Trigonometric Equation
11ramz0.52Angle between the tangents to ...
11NotaMathPerson0.52Trigonometric equation
11mathlearn0.52Find cos theta and tan theta u...
118163180.52Trigonometric identity
11JPorkins0.52Complex wave forms and fundame...
11jevanuD0.52Prove Trigonometric Identity
12Ackbach0.31Trigonometry to Memorize and T...
12Prove It0.31Completion of the proof of the...
12Alexmahone0.31[solved] Where is the error?
12Yankel0.31Prove that sin(x)+cos(x) is eq...
12Peking Man0.31Area of an equilateral triangl...
12I like Serena0.31arcsin or sin^-1?
12caffeinemachine0.31Product of a lot of cosines
12gotah0.31solving for postive value of x...
12rebecca1200.31Circular Functions
12Jayden0.31Trig question
12surajkrishna0.31Help on Trigonometric sums. (A...
12nicodemus0.31Trigonometry questions I'm stu...
12chlobuggy0.31Trig identity verification
12thorpelizts0.31Solving a Trigonometric Equati...
12skatenerd0.31Confused about a couple of tri...
12HelpMePlease0.31Solving a Trigonometric Equati...
12Poly0.31Volume of a roof
12Farmtalk0.31Prove Sum and Difference Sine?
12abender0.31Range of sec^4(x) + csc^4(x)
12Lisa910.31Proving a trigonometric equati...
12ZaidAlyafey0.31Inverse tangent function
12Andrei0.31periodic function
12suvadip0.31Trigonometric Identity
12mathmari0.31How do we get the arccosh ?
12laura1230.31trigonometric equation
12bw0young0math0.31Ambiguity in the Arc-Tangent F...
12soccerstar8140.31Applying Trigonometric Functio...
12moohah0.31sq. FD + sq. DB = sq. BF Almag...
12bnosam0.31Simplify a trig. expression us...
12kalish0.31Trigonometric inequality bound...
12Pranav0.31Finding the greatest angle
12Ineedhelppp0.31Part of a Trig problem
12lfdahl0.31Usage of the Rearrangement Ine...
12suzy1230.31Trigonometric Identity Questio...
12lkcl0.31is simplification of sin(x) * ...
12jeflon0.31Problem solving 2 variable equ...
12dotails0.31Axis Constrained Collision Dis...
12arroww0.31Solve the trigonometric equati...
12ardentmed0.31Trigonometric Values Exact Val...
12Alexstrasuz0.31Simplifying a trigonometric ex...
12ashcash0.31Trig Problem With Vectors
12bgb0.31Trigonometric function values ...
12THAGONZ0.31Newbie here with question on C...
12GroundSpider0.31Right Angle Triangle, at a los...
12Tazook0.31Determining the sin theta, tan...
12chr1is0.31Finding distance between two a...
12DanielBW0.31Find the angle....
12khuangg0.31Finding Formula without using ...
12viawilli0.31Converting between arcseconds ...
12Sean0.31Proving and Identity
12NeedHelp270.31Ferris Wheel Trig Problem
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12vandana panchal0.31a simple trigonometrical equat...
12Britney Simpson0.31Hi guys. I'm really not sure w...
12wadcock0.31Tricky Trigonometric Equation
12Yash0.31Bearing Help
12samsami0.31Find a function
12bersim0.31Finding the intersection point...
12krutika0.31write an equation for the func...
12sphrrson0.31Find exact value
12loquetedigo0.31Maxima and minima of a triangl...
12manish003330.31Trigonometric Equation
12Mizu0.31Finding the measure of Triangl...
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12arejet0.31How to find a general solution...
12bikerguy0.31Not a Math Guru
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12JarrettHayama0.31Centripetal force calculation
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12riri0.31Exact value of Cos(-pi/3)
12samir0.31Define a discontinuous sine fu...
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12ok7820.31Helping my daughter study for ...
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