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Forum: Trigonometry

Trigonometric Functions, Trigonometric Identities, etc.

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  2. Trigonometric identities

    Started by skcollins, June 13th, 2018 22:28
    identities, prove, trigonometric, tttrigonometric, xy+yz+zx=1
    • Replies: 1
    • Views: 49
    June 14th, 2018, 04:51 Go to last post
  3. Trigonometric-Identity Problem (Quick Question)

    Started by MIIF, June 1st, 2018 07:24
    quadrant, trigonometric-identity, i.e, green, match
    • Replies: 2
    • Views: 61
    June 1st, 2018, 08:01 Go to last post
  4. Trig ratio challenge

    Started by laprec, May 4th, 2018 11:30
    • Replies: 6
    • Views: 227
    May 5th, 2018, 09:25 Go to last post
  5. Contradictory Scalene Obtuse Tn Heights

    Started by Kruidnootje, April 1st, 2018 04:33
    • Replies: 4
    • Views: 200
    April 2nd, 2018, 09:37 Go to last post
  6. Prove Trigonometric Identity

    Started by jevanuD, March 30th, 2018 15:01
    3 Pages
    1 2 3
    • Replies: 21
    • Views: 443
    March 31st, 2018, 12:16 Go to last post
  7. Angular speed of 2 pulleys on a belt

    Started by RobertoPink, March 27th, 2018 16:32
    angular, belt, find, pulleys, velocity
    • Replies: 2
    • Views: 153
    March 30th, 2018, 15:07 Go to last post
  8. Find Radian and Arc length

    Started by jevanuD, March 30th, 2018 12:12
    • Replies: 1
    • Views: 88
    March 30th, 2018, 12:40 Go to last post
  9. Angle between line and the axis

    Started by karthikS, March 19th, 2018 07:18
    • Replies: 4
    • Views: 198
    March 20th, 2018, 09:04 Go to last post
  10. Intersection of two equations

    Started by osafi52, March 16th, 2018 02:16
    equation, intersection, points, solve, write
    • Replies: 8
    • Views: 248
    March 17th, 2018, 11:33 Go to last post
  11. Evaluate Trig Expressions...Part 2

    Started by RTCNTC, March 16th, 2018 02:12
    π/6, 4π/3, cos, evaluate, sec
    • Replies: 2
    • Views: 128
    March 16th, 2018, 16:37 Go to last post
  12. Evaluating Trigonometric Expressions

    Started by RTCNTC, March 14th, 2018 01:53
    2 Pages
    1 2
    delta, evaluate, hints, note, [pi/4
    • Replies: 10
    • Views: 260
    March 16th, 2018, 14:53 Go to last post
  13. Which Angle is Larger?

    Started by RTCNTC, March 16th, 2018 02:32
    • Replies: 6
    • Views: 179
    March 16th, 2018, 14:52 Go to last post
  14. Reference Angles

    Started by RTCNTC, March 16th, 2018 01:43
    60, 90, angle, answer, reference
    • Replies: 4
    • Views: 115
    March 16th, 2018, 14:34 Go to last post
  15. Reference Number

    Started by RTCNTC, March 16th, 2018 01:48
    π/6, 5π/6, answer, number, reference
    • Replies: 4
    • Views: 104
    March 16th, 2018, 12:50 Go to last post
  16. Evaluate Trig Expressions...Part 1

    Started by RTCNTC, March 16th, 2018 02:02
    210, 270, 60, evaluate, sin
    • Replies: 2
    • Views: 106
    March 16th, 2018, 12:11 Go to last post
  17. Verify Equation

    Started by RTCNTC, March 14th, 2018 02:19
    calculator, easily, equation, question, verify
    • Replies: 3
    • Views: 142
    March 14th, 2018, 12:13 Go to last post
  18. Approximating Trig Values

    Started by RTCNTC, March 12th, 2018 01:01
    2 Pages
    1 2
    • Replies: 11
    • Views: 279
    March 13th, 2018, 11:31 Go to last post
  19. [SOLVED] Equation to find an unknown point on a graph

    Started by Jazoar, March 13th, 2018 01:00
    • Replies: 1
    • Views: 95
    March 13th, 2018, 06:54 Go to last post
  20. [SOLVED] graphing desmos endpoint

    Started by karush, February 5th, 2018 16:15
    • Replies: 2
    • Views: 290
    February 5th, 2018, 16:28 Go to last post
  21. [ASK] Trigonometric Equation

    Started by Monoxdifly, January 29th, 2018 11:25
    5tanx, cotx, stuck, tan2x, [ask]
    • Replies: 6
    • Views: 405
    January 29th, 2018, 21:34 Go to last post
  22. Spherical Triangles

    Started by Kel1980, January 4th, 2018 13:25
    • Replies: 7
    • Views: 510
    January 5th, 2018, 15:48 Go to last post
  23. Angles in a triangle

    Started by maxkor, October 27th, 2017 11:38
    $a+b+c=180^o$, $cos, angles, b=-cosa+c$, triangle
    • Replies: 1
    • Views: 427
    October 28th, 2017, 15:15 Go to last post
  24. Stuck on a trigonometric identity proof...

    Started by Riwaj, October 20th, 2017 06:06
    aurgently, pease, problems, solve, stuck
    • Replies: 4
    • Views: 403
    October 22nd, 2017, 00:42 Go to last post
  25. Simple Law of Cosines Question

    Started by Xarzu, September 26th, 2017 09:18
    base, distance, law, tops, towers
    • Replies: 2
    • Views: 397
    September 26th, 2017, 12:25 Go to last post
  26. Prove the identity

    Started by Silver Bolt, September 22nd, 2017 01:13
    identity, prove
    • Replies: 3
    • Views: 447
    September 22nd, 2017, 01:39 Go to last post
  27. Prove the identity

    Started by Silver Bolt, September 12th, 2017 22:33
    ideas, identity, prove
    • Replies: 1
    • Views: 339
    September 13th, 2017, 00:27 Go to last post
  28. Prove the identity

    Started by Silver Bolt, September 6th, 2017 07:32
    identity, prove
    • Replies: 2
    • Views: 385
    September 12th, 2017, 11:18 Go to last post
  29. Prove the identity

    Started by Silver Bolt, September 12th, 2017 01:12
    identity, prove
    • Replies: 2
    • Views: 350
    September 12th, 2017, 11:05 Go to last post
  30. [SOLVED] s10.03.25 Write complex number in rectangular form

    Started by karush, August 15th, 2017 17:02
    complex, number, purpose, rectangular, s10.03.25
    • Replies: 3
    • Views: 436
    August 15th, 2017, 17:59 Go to last post
  31. [SOLVED] 12 DeMoivre's theorem

    Started by karush, August 12th, 2017 16:10
    2 Pages
    1 2
    • Replies: 13
    • Views: 930
    August 14th, 2017, 21:41 Go to last post

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Top 162 Thread Starters For "Trigonometry"

RankUser NamePercentage Of TotalThreadsMost Recent Thread
1karush12.548graphing desmos endpoint
2Drain Brain4.718solving for theta
3anemone4.417Evaluate 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....
12laprec0.31Trig ratio challenge
12khuangg0.31Finding Formula without using ...
12viawilli0.31Converting between arcseconds ...
12Sean0.31Proving and Identity
12NeedHelp270.31Ferris Wheel Trig Problem
12ThomsonKevin0.31Express 3sin(3x)-4cos(3x) in t...
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
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12wailingkoh0.31Triangle Questions
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12bikerguy0.31Not a Math Guru
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12JarrettHayama0.31Centripetal force calculation
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12riri0.31Exact value of Cos(-pi/3)
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12NiToNi0.31Solve for frequency & angl...
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12Theia0.31Trigonometric simplification
12ok7820.31Helping my daughter study for ...
12gsn57iaf0.31question related to inverse si...
12markosheehan0.31Coordinates of sin(2x)=1/2
12matyw0.31solve the equations
12mitaka900.31Prove Trigonometric Identities
12iixfaith0.31Solve the trigonometric equati...
12ttk0.31Help finding length of perpend...
12Umar0.31Which of the following are equ...
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12Dasysaaaa0.31Graphing trig function
12jerryd0.31Rotation Formula
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12Igor0.31Trigonometric equation
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12dora0.31trigonometric function
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12Kel19800.31Spherical Triangles
12Jazoar0.31Equation to find an unknown po...
12osafi520.31Intersection of two equations
12karthikS0.31Angle between line and the axi...
12RobertoPink0.31Angular speed of 2 pulleys on ...
12MIIF0.31Trigonometric-Identity Problem...
12Kruidnootje0.31Contradictory Scalene Obtuse T...
12skcollins0.31Trigonometric identities
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