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Forum: Trigonometry

Trigonometric Functions, Trigonometric Identities, etc.

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  2. Trig equation

    Started by laprec, March 5th, 2020 07:04
    • Replies: 5
    • Views: 531
    March 16th, 2020, 04:27 Go to last post
  3. Amplitude, Period, frequency and phase angle

    Started by jenney, January 17th, 2020 23:41
    0.785, 2cosωt, cosωt+0.785, form, vibration
    • Replies: 1
    • Views: 569
    January 18th, 2020, 11:49 Go to last post
  4. [ASK] Proving Trigonometry

    Started by Monoxdifly, December 1st, 2019 22:31
    knew, proving, sinbetha, singamma, [ask]
    • Replies: 4
    • Views: 1,135
    December 28th, 2019, 10:09 Go to last post
  5. [ASK} Prove

    Started by Monoxdifly, November 29th, 2019 22:14
    back, expression, prove, square, [ask
    • Replies: 2
    • Views: 517
    December 1st, 2019, 23:39 Go to last post
  6. solving trig equation

    Started by sp3, August 30th, 2019 07:28
    equation, polynomial, sinx, solutions, solving
    • Replies: 3
    • Views: 1,618
    September 13th, 2019, 07:37 Go to last post
  7. Trigonometry

    Started by Brian Bart, August 18th, 2019 09:09
    • Replies: 1
    • Views: 726
    August 18th, 2019, 12:56 Go to last post
  8. Largest Quadrilateral inscribed in Scalene Triangle

    Started by Zane, August 10th, 2019 20:00
    largest, quadrilateral, scalene, sides, triangle
    • Replies: 0
    • Views: 286
    August 10th, 2019, 20:00 Go to last post
  9. Real world trigonometry problem making furniture

    Started by shane, August 4th, 2019 13:16
    • Replies: 1
    • Views: 419
    August 4th, 2019, 14:38 Go to last post
  10. Help with trigonometry question

    Started by gazparkin, July 1st, 2019 08:48
    • Replies: 2
    • Views: 603
    July 1st, 2019, 12:44 Go to last post
  11. Angular Velocity

    Started by didaw, May 21st, 2019 16:21
    line, minor, pie, rad/s, radians
    • Replies: 4
    • Views: 3,098
    May 21st, 2019, 18:00 Go to last post
  12. Trigonometric Question

    Started by Yazan975, May 21st, 2019 00:06
    • Replies: 1
    • Views: 452
    May 21st, 2019, 10:08 Go to last post
  13. prove identity

    Started by guinessvolley, May 15th, 2019 12:44
    identity, list, prove, sinx+cosx/secx+cscx=, sinxcosx
    • Replies: 1
    • Views: 429
    May 15th, 2019, 12:54 Go to last post
  14. [SOLVED] km8,38 Find the value of \theta if it exists

    Started by karush, May 8th, 2019 17:23
    awkward, exists, find, observing, unit
    • Replies: 4
    • Views: 479
    May 9th, 2019, 17:05 Go to last post
  15. [SOLVED] 33. Express function as a trigonometric function of x

    Started by karush, May 1st, 2019 16:59
    4x=4sin, express, function, real, trigonometric
    • Replies: 1
    • Views: 457
    May 1st, 2019, 19:05 Go to last post
    • Replies: 1
    • Views: 686
    April 18th, 2019, 22:15 Go to last post
  16. trig identity hard...

    Started by karush, April 16th, 2019 19:42
    bloated, fractan^2, steps, sym, trig
    • Replies: 3
    • Views: 577
    April 17th, 2019, 11:45 Go to last post
  17. Advanced Trig Identity Problem v2

    Started by Wild ownz al, April 7th, 2019 01:06
    advanced, identity, problem, prove, trig
    • Replies: 4
    • Views: 814
    April 7th, 2019, 15:31 Go to last post
  18. Advanced Trig Identity Problem

    Started by Wild ownz al, April 7th, 2019 00:12
    advanced, figure, hours, prove, spent
    • Replies: 1
    • Views: 518
    April 7th, 2019, 00:42 Go to last post
  19. Area of a triangle.

    Started by STS, March 25th, 2019 13:08
    ab=3cm;, abc, ac=4cm;, area, triangle
    • Replies: 2
    • Views: 776
    March 25th, 2019, 13:53 Go to last post
  20. Parallelogram with diagonals. Need to find the area (S).

    Started by STS, March 19th, 2019 12:22
    • Replies: 5
    • Views: 627
    March 21st, 2019, 13:42 Go to last post
  21. [SOLVED] chord length

    Started by karush, March 17th, 2019 18:26
    • Replies: 7
    • Views: 753
    March 18th, 2019, 11:29 Go to last post
  22. [SOLVED] Tangent line to circle making 30 with a second circle

    Started by GONURVIA, March 13th, 2019 04:43
    • Replies: 2
    • Views: 476
    March 18th, 2019, 04:45 Go to last post
  23. finding the impedance in rectangular and polar form

    Started by MFletch, February 25th, 2019 18:59
    2 Pages
    1 2
    5j-5x11j-11/5j-5+11j-11, appreciated, finding, greatly, impedance
    • Replies: 11
    • Views: 1,058
    February 28th, 2019, 11:24 Go to last post
  24. [SOLVED] 8.10 trig identity

    Started by karush, February 23rd, 2019 23:01
    fraccos, x-sin, x-sin^2, xcos, xcos^2
    • Replies: 3
    • Views: 456
    February 24th, 2019, 17:37 Go to last post
  25. Need help please algebra, trigonometry

    Started by minachi12, February 21st, 2019 15:36
    cosn-1x, values, xn=1+cosx+cos2x+, yn=sinx+sin2x+, zn=1+e^ix+e^2ix+
    • Replies: 1
    • Views: 729
    February 21st, 2019, 16:15 Go to last post
  26. Trigonometric riddle

    Started by chileflora, February 9th, 2019 21:48
    airplane, direction, ground, speed, unknown
    • Replies: 0
    • Views: 388
    February 9th, 2019, 21:48 Go to last post
  27. Right Isosceles triangle

    Started by urekmazino, January 31st, 2019 02:56
    answer, denominator, isosceles, rationalize, triangle
    • Replies: 2
    • Views: 494
    January 31st, 2019, 16:41 Go to last post

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Top 192 Thread Starters For "Trigonometry"

RankUser NamePercentage Of TotalThreadsMost Recent Thread
1karush12.654km8,38 Find the value of \thet...
2Drain Brain4.218solving for theta
3anemone4.017Evaluate a floor function invo...
4paulmdrdo3.716Cos trig identity
5RTCNTC3.515Which Angle is Larger?
6bsmithysmith1.98Finding for X given half-angle...
7jacks1.67number of solution
7daigo1.67Equation of ellipse from direc...
7sweatingbear1.67Value of complex expression
7tmt1.67Simplifying A trig equation
8dwsmith1.25Trying to resolve a trig ident...
8Needhelp1.25Trigonometry in mechanics
8courtbits1.25Beginner's Verifying Trig Iden...
8Silver Bolt1.25Prove the identity
9DrunkenOldFool0.94Solution of Triangles
9Casio0.94Symmetry of graphs
9eleventhxhour0.94Am I doing these wrong?
9Dundee30.94Secondary Identity Confirmatio...
9mathsheadache0.94Angle of elevation question
9Monoxdifly0.94[ASK] Proving Trigonometry
10DeusAbscondus0.73Given value of cos(A) and quad...
10Bushy0.73Area of a triangle in terms of...
10Cbarker10.73Constant Force Work formula
10Ragnarok0.73Find angles when circumference...
10bergausstein0.73Finding the resultant
10Guest0.73Inverse trig
10estex1980.73find all solutions (0 - 2pi) f...
10kingsala0.73Trigonometry and Triangle Ques...
10mathdrama0.73terminal arm word problem
10squexy0.73Help solving questions
10TrigEatsMe0.73Expressing sin/cos(2θ) in...
10fordy27070.73finding solutions
10karseme0.73Equation involving the inverse...
10simongreen930.73Trignometric 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...
11Greg0.52Trigonometric 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
11laprec0.52Trig equation
11zolton59710.52Radius
11egillesp0.52Proving a trigonometric identi...
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
11lward1000.52garden materials
11RidiculousName0.52Trig Functions: When Plugging ...
11Wild ownz al0.52Advanced Trig Identity Problem...
11urekmazino0.52Right Isosceles triangle
11STS0.52Area of a triangle.
12Ackbach0.21Trigonometry to Memorize and T...
12Prove It0.21Completion of the proof of the...
12Alexmahone0.21[solved] Where is the error?
12Yankel0.21Prove that sin(x)+cos(x) is eq...
12Peking Man0.21Area of an equilateral triangl...
12Klaas van Aarsen0.21arcsin or sin^-1?
12caffeinemachine0.21Product of a lot of cosines
12gotah0.21solving for postive value of x...
12rebecca1200.21Circular Functions
12Jayden0.21Trig question
12surajkrishna0.21Help on Trigonometric sums. (A...
12nicodemus0.21Trigonometry questions I'm stu...
12chlobuggy0.21Trig identity verification
12thorpelizts0.21Solving a Trigonometric Equati...
12skatenerd0.21Confused about a couple of tri...
12HelpMePlease0.21Solving a Trigonometric Equati...
12Poly0.21Volume of a roof
12Farmtalk0.21Prove Sum and Difference Sine?
12abender0.21Range of sec^4(x) + csc^4(x)
12Lisa910.21Proving a trigonometric equati...
12ZaidAlyafey0.21Inverse tangent function
12Andrei0.21periodic function
12suvadip0.21Trigonometric Identity
12mathmari0.21How do we get the arccosh ?
12laura1230.21trigonometric equation
12bw0young0math0.21Ambiguity in the Arc-Tangent F...
12soccerstar8140.21Applying Trigonometric Functio...
12moohah0.21sq. FD + sq. DB = sq. BF Almag...
12bnosam0.21Simplify a trig. expression us...
12kalish0.21Trigonometric inequality bound...
12Pranav0.21Finding the greatest angle
12Ineedhelppp0.21Part of a Trig problem
12lfdahl0.21Usage of the Rearrangement Ine...
12suzy1230.21Trigonometric Identity Questio...
12lkcl0.21is simplification of sin(x) * ...
12jeflon0.21Problem solving 2 variable equ...
12dotails0.21Axis Constrained Collision Dis...
12arroww0.21Solve the trigonometric equati...
12ardentmed0.21Trigonometric Values Exact Val...
12Alexstrasuz0.21Simplifying a trigonometric ex...
12ashcash0.21Trig Problem With Vectors
12bgb0.21Trigonometric function values ...
12THAGONZ0.21Newbie here with question on C...
12GroundSpider0.21Right Angle Triangle, at a los...
12Tazook0.21Determining the sin theta, tan...
12chr1is0.21Finding distance between two a...
12DanielBW0.21Find the angle....
12cloned330.21Altitude
12khuangg0.21Finding Formula without using ...
12viawilli0.21Converting between arcseconds ...
12Sean0.21Proving and Identity
12NeedHelp270.21Ferris Wheel Trig Problem
12ThomsonKevin0.21Express 3sin(3x)-4cos(3x) in t...
12vandana panchal0.21a simple trigonometrical equat...
12Britney Simpson0.21Hi guys. I'm really not sure w...
12ognik0.21Arcoth(x)
12wadcock0.21Tricky Trigonometric Equation
12Yash0.21Bearing Help
12samsami0.21Find a function
12bersim0.21Finding the intersection point...
12krutika0.21write an equation for the func...
12sphrrson0.21Find exact value
12loquetedigo0.21Maxima and minima of a triangl...
12manish003330.21Trigonometric Equation
12Mizu0.21Finding the measure of Triangl...
12wailingkoh0.21Triangle Questions
12arejet0.21How to find a general solution...
12bikerguy0.21Not a Math Guru
12oldfart0.21trig poser
12JarrettHayama0.21Centripetal force calculation
12megani0.21Trig help please!
12riri0.21Exact value of Cos(-pi/3)
12samir0.21Define a discontinuous sine fu...
12NiToNi0.21Solve for frequency & angl...
12paix19880.21trig identity
12jenherting0.21trigonometry mountain assessme...
12Theia0.21Trigonometric simplification
12ok7820.21Helping my daughter study for ...
12gsn57iaf0.21question related to inverse si...
12markosheehan0.21Coordinates of sin(2x)=1/2
12matyw0.21solve the equations
12mitaka900.21Prove Trigonometric Identities
12iixfaith0.21Solve the trigonometric equati...
12ttk0.21Help finding length of perpend...
12Umar0.21Which of the following are equ...
12tantrik0.21"Bearing" question -...
12Ilikebugs0.21Show how to solve this trig qu...
12dayalji0.21don't think there is a solutio...
12adrianaiha0.21Find the exact value of each o...
12tomadom0.21Finding Chord length given arc...
12Dasysaaaa0.21Graphing trig function
12jerryd0.21Rotation Formula
12Pogster0.21Tilting a circle or ring over ...
12Igor0.21Trigonometric equation
12Sirmeris0.21Find cos(x) and sin(x) if angl...
12dora0.21trigonometric function
12Xarzu0.21Simple Law of Cosines Question
12Riwaj0.21Stuck on a trigonometric ident...
12Kel19800.21Spherical Triangles
12Rorschach0.21Spherical triangle
12Jazoar0.21Equation to find an unknown po...
12osafi520.21Intersection of two equations
12karthikS0.21Angle between line and the axi...
12RobertoPink0.21Angular speed of 2 pulleys on ...
12MIIF0.21Trigonometric-Identity Problem...
12Kruidnootje0.21Contradictory Scalene Obtuse T...
12Alaskan Son0.21Convert rise and run (slope) t...
12skcollins0.21Trigonometric identities
12captainnumber360.21Trig Identity Question
12sp30.21solving trig equation
12Yazan9750.21Trigonometric Question
12Nate0.21Trigonometry lighthouse boat p...
12sharplens0.21Need formula for solving ellip...
12Vali0.21expression with sin and cos
12daveyc30000.21Finding the width of the gorge
12yormmanz0.21octagon?
12chileflora0.21Trigonometric riddle
12minachi120.21Need help please algebra, trig...
12MFletch0.21finding the impedance in recta...
12GONURVIA0.21Tangent line to circle making ...
12inuke0.21How to divide a circumference ...
12Kizza230.21Making a formula that finds th...
12guinessvolley0.21prove identity
12didaw0.21Angular Velocity
12gazparkin0.21Help with trigonometry questio...
12pan900.21Which expression represents th...
12shane0.21Real world trigonometry proble...
12Zane0.21Largest Quadrilateral inscribe...
12Brian Bart0.21Trigonometry
12jenney0.21Amplitude, Period, frequency a...
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