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Forum: Trigonometry

Trigonometric Functions, Trigonometric Identities, etc.

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  2. Stuck on a trigonometric identity proof...

    Started by Riwaj, October 20th, 2017 06:06
    aurgently, pease, problems, solve, stuck
    • Replies: 4
    • Views: 93
    Yesterday, 00:42 Go to last post
  3. Simple Law of Cosines Question

    Started by Xarzu, September 26th, 2017 09:18
    base, distance, law, tops, towers
    • Replies: 2
    • Views: 124
    September 26th, 2017, 12:25 Go to last post
  4. Prove the identity

    Started by Silver Bolt, September 22nd, 2017 01:13
    identity, prove
    • Replies: 3
    • Views: 149
    September 22nd, 2017, 01:39 Go to last post
  5. Prove the identity

    Started by Silver Bolt, September 12th, 2017 22:33
    ideas, identity, prove
    • Replies: 1
    • Views: 117
    September 13th, 2017, 00:27 Go to last post
  6. Prove the identity

    Started by Silver Bolt, September 6th, 2017 07:32
    identity, prove
    • Replies: 2
    • Views: 128
    September 12th, 2017, 11:18 Go to last post
  7. Prove the identity

    Started by Silver Bolt, September 12th, 2017 01:12
    identity, prove
    • Replies: 2
    • Views: 118
    September 12th, 2017, 11:05 Go to last post
  8. [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: 147
    August 15th, 2017, 17:59 Go to last post
  9. [SOLVED] 12 DeMoivre's theorem

    Started by karush, August 12th, 2017 16:10
    2 Pages
    1 2
    • Replies: 13
    • Views: 361
    August 14th, 2017, 21:41 Go to last post
  10. trigonometric function

    Started by dora, August 14th, 2017 04:09
    function, functions, remaining, trigonometric, values
    • Replies: 1
    • Views: 112
    August 14th, 2017, 06:00 Go to last post
  11. [SOLVED] hcc8.11 change each to complex form and find product

    Started by karush, August 11th, 2017 19:11
    change, complex, find, form, product
    • Replies: 3
    • Views: 99
    August 13th, 2017, 16:16 Go to last post
  12. hcc8.12 Find the sum of vectors

    Started by karush, August 11th, 2017 15:38
    12.114$, hcc8.12, sum, vector, vectors
    • Replies: 6
    • Views: 154
    August 11th, 2017, 23:01 Go to last post
  13. [SOLVED] S.8.5.41 sin(a + b) =

    Started by karush, August 2nd, 2017 17:22
    • Replies: 5
    • Views: 189
    August 3rd, 2017, 15:06 Go to last post
    • Replies: 1
    • Views: 136
    July 31st, 2017, 19:14 Go to last post
  14. Trigonometric Identity

    Started by Silver Bolt, June 28th, 2017 07:54
    $cos^6a+sin^6a=1-3, ahspace0.02cmcos^2a$, hspace0.2cmsin^2, identity, trigonometric
    • Replies: 6
    • Views: 283
    June 28th, 2017, 15:28 Go to last post
  15. Angle of Elevation

    Started by RTCNTC, June 6th, 2017 18:24
    1.5, angle, elevation, height, pole
    • Replies: 6
    • Views: 251
    June 7th, 2017, 13:34 Go to last post
  16. Minutes, Degrees, Seconds to Radians

    Started by RTCNTC, May 30th, 2017 21:51
    12, degrees, minutes, radians, seconds
    • Replies: 5
    • Views: 219
    May 31st, 2017, 18:52 Go to last post
  17. Radians to Degrees, Minutes, Seconds

    Started by RTCNTC, May 30th, 2017 21:54
    degrees, minutes, radians, seconds, steps
    • Replies: 4
    • Views: 204
    May 31st, 2017, 18:49 Go to last post
  18. Minutes, Degrees to Radians

    Started by RTCNTC, May 30th, 2017 21:49
    12, degrees, minutes, pi/180, radians
    • Replies: 4
    • Views: 169
    May 31st, 2017, 18:48 Go to last post
  19. Trigonometric equation

    Started by Igor, May 31st, 2017 13:26
    5sinleftxright, equation, honest, start, trigonometric
    • Replies: 6
    • Views: 262
    May 31st, 2017, 14:50 Go to last post
  20. Sum of Tangent Formula

    Started by RTCNTC, May 30th, 2017 21:42
    #tanx, pi/2, review, sum, trigonometry
    • Replies: 2
    • Views: 167
    May 31st, 2017, 11:05 Go to last post
  21. Prove Trigonometric Identities

    Started by mitaka90, May 27th, 2017 08:18
    difficult, problem, solve, test, thing
    • Replies: 9
    • Views: 378
    May 29th, 2017, 20:30 Go to last post
  22. Find Distance Car Travelled

    Started by RTCNTC, May 10th, 2017 20:23
    2 Pages
    1 2
    car, clear, degrees, mountain, problem
    • Replies: 10
    • Views: 396
    May 11th, 2017, 02:24 Go to last post
  23. Law of Tangents

    Started by RTCNTC, May 10th, 2017 23:26
    law, tangents, taught, trig, usefulness
    • Replies: 2
    • Views: 175
    May 10th, 2017, 23:37 Go to last post
  24. "Bearing" question - finding distance between two objects

    Started by tantrik, January 16th, 2017 09:13
    bearing, lighthouse, motorboat, question, south
    • Replies: 2
    • Views: 662
    April 3rd, 2017, 07:46 Go to last post
  25. Cos trig identity

    Started by paulmdrdo, March 7th, 2017 06:23
    circuits, cos, derivation, formula, identity
    • Replies: 1
    • Views: 230
    March 7th, 2017, 09:05 Go to last post
  26. Trig Identity problem

    Started by JPorkins, March 1st, 2017 16:15
    cos2x, grateful, identity, sinx, trig
    • Replies: 9
    • Views: 439
    March 2nd, 2017, 07:58 Go to last post

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Top 151 Thread Starters For "Trigonometry"

RankUser NamePercentage Of TotalThreadsMost Recent Thread
1karush13.047s10.03.25 Write complex numbe...
2Drain Brain5.018solving for theta
3anemone4.717Evaluate a floor function invo...
4paulmdrdo4.416Cos trig identity
5bsmithysmith2.28Finding for X given half-angle...
6jacks1.97number of solution
6daigo1.97Equation of ellipse from direc...
6sweatingbear1.97Value of complex expression
6tmt1.97Simplifying A trig equation
6RTCNTC1.97Angle of Elevation
7dwsmith1.45Trying to resolve a trig ident...
7Needhelp1.45Trigonometry in mechanics
7courtbits1.45Beginner's Verifying Trig Iden...
7Silver Bolt1.45Prove the identity
8DrunkenOldFool1.14Solution of Triangles
8Casio1.14Symmetry of graphs
8eleventhxhour1.14Am I doing these wrong?
8Dundee31.14Secondary Identity Confirmatio...
8mathsheadache1.14Angle of elevation question
9DeusAbscondus0.83Given value of cos(A) and quad...
9Bushy0.83Area of a triangle in terms of...
9Cbarker10.83Constant Force Work formula
9Ragnarok0.83Find angles when circumference...
9bergausstein0.83Finding the resultant
9Guest0.83Inverse trig
9estex1980.83find all solutions (0 - 2pi) f...
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9mathdrama0.83terminal arm word problem
9squexy0.83Help solving questions
9TrigEatsMe0.83Expressing sin/cos(2θ) in...
9fordy27070.83finding solutions
9karseme0.83Equation involving the inverse...
9simongreen930.83Trignometric identities
10Sudharaka0.62trig fix
10veronica19990.62How far above the ground is th...
10alane19940.62Mechanical Vibrations - Linear...
10melissax0.62Solving a Trigonometric Equati...
10m3dicat3d0.62More than one equation for a g...
10greg13130.62Trigonometric sum with a produ...
10Petrus0.62Cosine Equation
10Alaba270.62Composition of functions!
10evinda0.62Right triangle
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10leprofece0.62Area of parallelogram
10CGuthrie910.62Find the measure of <ACD
10clhrhrklsr0.62Finding Missing Angles
10egillesp0.62Proving a trigonometric identi...
10ramz0.62Angle between the tangents to ...
10NotaMathPerson0.62Trigonometric equation
10mathlearn0.62Find cos theta and tan theta u...
108163180.62Trigonometric identity
10JPorkins0.62Complex wave forms and fundame...
11Ackbach0.31Trigonometry to Memorize and T...
11Prove It0.31Completion of the proof of the...
11Alexmahone0.31[solved] Where is the error?
11Yankel0.31Prove that sin(x)+cos(x) is eq...
11Peking Man0.31Area of an equilateral triangl...
11I like Serena0.31arcsin or sin^-1?
11caffeinemachine0.31Product of a lot of cosines
11gotah0.31solving for postive value of x...
11rebecca1200.31Circular Functions
11Jayden0.31Trig question
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11skatenerd0.31Confused about a couple of tri...
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11Poly0.31Volume of a roof
11Farmtalk0.31Prove Sum and Difference Sine?
11abender0.31Range of sec^4(x) + csc^4(x)
11Lisa910.31Proving a trigonometric equati...
11ZaidAlyafey0.31Inverse tangent function
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11suvadip0.31Trigonometric Identity
11mathmari0.31How do we get the arccosh ?
11laura1230.31trigonometric equation
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11soccerstar8140.31Applying Trigonometric Functio...
11moohah0.31sq. FD + sq. DB = sq. BF Almag...
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11Ineedhelppp0.31Part of a Trig problem
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11dotails0.31Axis Constrained Collision Dis...
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11Alexstrasuz0.31Simplifying a trigonometric ex...
11ashcash0.31Trig Problem With Vectors
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11THAGONZ0.31Newbie here with question on C...
11GroundSpider0.31Right Angle Triangle, at a los...
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11Sean0.31Proving and Identity
11NeedHelp270.31Ferris Wheel Trig Problem
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11manish003330.31Trigonometric Equation
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11riri0.31Exact value of Cos(-pi/3)
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