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Forum: Trigonometry

Trigonometric Functions, Trigonometric Identities, etc.

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  2. Prove the identity

    Started by Silver Bolt, Today 01:13
    identity, prove
    • Replies: 3
    • Views: 59
    Today, 01:39 Go to last post
  3. Prove the identity

    Started by Silver Bolt, September 12th, 2017 22:33
    ideas, identity, prove
    • Replies: 1
    • Views: 90
    September 13th, 2017, 00:27 Go to last post
  4. Prove the identity

    Started by Silver Bolt, September 6th, 2017 07:32
    identity, prove
    • Replies: 2
    • Views: 94
    September 12th, 2017, 11:18 Go to last post
  5. Prove the identity

    Started by Silver Bolt, September 12th, 2017 01:12
    identity, prove
    • Replies: 2
    • Views: 93
    September 12th, 2017, 11:05 Go to last post
  6. [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: 135
    August 15th, 2017, 17:59 Go to last post
  7. [SOLVED] 12 DeMoivre's theorem

    Started by karush, August 12th, 2017 16:10
    2 Pages
    1 2
    • Replies: 13
    • Views: 333
    August 14th, 2017, 21:41 Go to last post
  8. trigonometric function

    Started by dora, August 14th, 2017 04:09
    function, functions, remaining, trigonometric, values
    • Replies: 1
    • Views: 96
    August 14th, 2017, 06:00 Go to last post
  9. [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: 89
    August 13th, 2017, 16:16 Go to last post
  10. 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: 141
    August 11th, 2017, 23:01 Go to last post
  11. [SOLVED] S.8.5.41 sin(a + b) =

    Started by karush, August 2nd, 2017 17:22
    • Replies: 5
    • Views: 174
    August 3rd, 2017, 15:06 Go to last post
    • Replies: 1
    • Views: 120
    July 31st, 2017, 19:14 Go to last post
  12. 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: 258
    June 28th, 2017, 15:28 Go to last post
  13. Angle of Elevation

    Started by RTCNTC, June 6th, 2017 18:24
    1.5, angle, elevation, height, pole
    • Replies: 6
    • Views: 232
    June 7th, 2017, 13:34 Go to last post
  14. Minutes, Degrees, Seconds to Radians

    Started by RTCNTC, May 30th, 2017 21:51
    12, degrees, minutes, radians, seconds
    • Replies: 5
    • Views: 196
    May 31st, 2017, 18:52 Go to last post
  15. Radians to Degrees, Minutes, Seconds

    Started by RTCNTC, May 30th, 2017 21:54
    degrees, minutes, radians, seconds, steps
    • Replies: 4
    • Views: 175
    May 31st, 2017, 18:49 Go to last post
  16. Minutes, Degrees to Radians

    Started by RTCNTC, May 30th, 2017 21:49
    12, degrees, minutes, pi/180, radians
    • Replies: 4
    • Views: 154
    May 31st, 2017, 18:48 Go to last post
  17. Trigonometric equation

    Started by Igor, May 31st, 2017 13:26
    5sinleftxright, equation, honest, start, trigonometric
    • Replies: 6
    • Views: 241
    May 31st, 2017, 14:50 Go to last post
  18. Sum of Tangent Formula

    Started by RTCNTC, May 30th, 2017 21:42
    #tanx, pi/2, review, sum, trigonometry
    • Replies: 2
    • Views: 156
    May 31st, 2017, 11:05 Go to last post
  19. Prove Trigonometric Identities

    Started by mitaka90, May 27th, 2017 08:18
    difficult, problem, solve, test, thing
    • Replies: 9
    • Views: 365
    May 29th, 2017, 20:30 Go to last post
  20. Find Distance Car Travelled

    Started by RTCNTC, May 10th, 2017 20:23
    2 Pages
    1 2
    car, clear, degrees, mountain, problem
    • Replies: 10
    • Views: 349
    May 11th, 2017, 02:24 Go to last post
  21. Law of Tangents

    Started by RTCNTC, May 10th, 2017 23:26
    law, tangents, taught, trig, usefulness
    • Replies: 2
    • Views: 157
    May 10th, 2017, 23:37 Go to last post
  22. "Bearing" question - finding distance between two objects

    Started by tantrik, January 16th, 2017 09:13
    bearing, lighthouse, motorboat, question, south
    • Replies: 2
    • Views: 633
    April 3rd, 2017, 07:46 Go to last post
  23. Cos trig identity

    Started by paulmdrdo, March 7th, 2017 06:23
    circuits, cos, derivation, formula, identity
    • Replies: 1
    • Views: 207
    March 7th, 2017, 09:05 Go to last post
  24. Trig Identity problem

    Started by JPorkins, March 1st, 2017 16:15
    cos2x, grateful, identity, sinx, trig
    • Replies: 9
    • Views: 417
    March 2nd, 2017, 07:58 Go to last post
  25. Rotation Formula

    Started by jerryd, February 25th, 2017 18:43
    angle, cos, radius, rotation, sin
    • Replies: 2
    • Views: 313
    February 25th, 2017, 21:33 Go to last post
  26. [SOLVED] Trigonometric simplification

    Started by Theia, January 21st, 2017 17:57
    alpha, atan^2, cdot, cos, rtan
    • Replies: 2
    • Views: 355
    January 22nd, 2017, 07:29 Go to last post

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