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Forum: Trigonometry

Trigonometric Functions, Trigonometric Identities, etc.

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  2. Trignometric identities

    Started by simongreen93, November 14th, 2016 17:41
    4cotē, cosec, identities, solve, trignometric
    • Replies: 2
    • Views: 458
    November 14th, 2016, 21:39 Go to last post
  3. Equation involving the inverse tangent function

    Started by karseme, November 12th, 2016 15:43
    equation, implies, number, real, y=arccotx
    • Replies: 2
    • Views: 476
    November 12th, 2016, 16:54 Go to last post
  4. [SOLVED] tangent transformations

    Started by karush, November 3rd, 2016 19:01
    beginalign, displaystyle, endalign, on$, ps&=phi
    • Replies: 2
    • Views: 453
    November 4th, 2016, 00:36 Go to last post
  5. Trigonometric inequality with pi

    Started by karseme, October 23rd, 2016 06:34
    inequality, sinpi, sinpixcospisqrx, trigonometric, xcospisqrtx
    • Replies: 4
    • Views: 517
    October 24th, 2016, 14:38 Go to last post
  6. Trigonometric inequation with tangent function

    Started by karseme, October 24th, 2016 02:52
    attempt, inequation, solution, task, trigonometric
    • Replies: 0
    • Views: 454
    October 24th, 2016, 02:52 Go to last post
  7. don't think there is a solution

    Started by dayalji, October 2nd, 2016 07:48
    cosecx/1-cosecx, cosecx/1-cosecx=50, sec^2x=25, show, solution
    • Replies: 4
    • Views: 819
    October 2nd, 2016, 15:34 Go to last post
  8. Show how to solve this trig question?

    Started by Ilikebugs, September 24th, 2016 18:19
    abc, drawn, median, meeting, triangle
    • Replies: 1
    • Views: 604
    September 24th, 2016, 21:33 Go to last post
  9. Trigonometric identity

    Started by 816318, September 18th, 2016 13:09
    cos2, cos2theta, figure, sin2theta, sin2theta-sin2theta
    • Replies: 2
    • Views: 496
    September 21st, 2016, 21:11 Go to last post
  10. home work help: proving a trigonometric identity

    Started by 816318, September 15th, 2016 17:22
    1+costheta, home, work
    • Replies: 4
    • Views: 651
    September 17th, 2016, 18:13 Go to last post
  11. Which of the following are equal to this identity?

    Started by Umar, September 10th, 2016 11:12
    • Replies: 4
    • Views: 1,079
    September 10th, 2016, 11:34 Go to last post
  12. Coordinates of sin(2x)=1/2

    Started by markosheehan, September 6th, 2016 15:47
    • Replies: 5
    • Views: 932
    September 7th, 2016, 14:51 Go to last post
  13. finding solutions

    Started by fordy2707, August 20th, 2016 11:23
    180, 2pi, 2pi=503pi/180, solutions, wondering
    • Replies: 4
    • Views: 1,027
    September 4th, 2016, 18:46 Go to last post
    • Replies: 2
    • Views: 625
    August 24th, 2016, 22:22 Go to last post
  14. Solve the trigonometric equation sin(2theta-pi/6) = cos(2theta)

    Started by iixfaith, August 16th, 2016 14:11
    2 Pages
    1 2
    • Replies: 10
    • Views: 2,297
    August 17th, 2016, 15:57 Go to last post
  15. [SOLVED] Find cos theta and tan theta using sin theta

    Started by mathlearn, August 13th, 2016 06:22
    cos, find, solve, tan, theta
    • Replies: 4
    • Views: 1,756
    August 14th, 2016, 08:16 Go to last post
  16. Trigonometric equation

    Started by NotaMathPerson, July 31st, 2016 19:42
    4+4sinx/3, correct, cosx, end, plug
    • Replies: 4
    • Views: 947
    August 2nd, 2016, 01:32 Go to last post
  17. Trig identity

    Started by NotaMathPerson, July 31st, 2016 12:12
    continue, cos2a, cos2a=sqrtm, cosa^2-sina^2, identity
    • Replies: 7
    • Views: 1,271
    July 31st, 2016, 20:03 Go to last post
  18. number of solution

    Started by jacks, July 28th, 2016 06:37
    $xin, left[-pi, number, piright]$, solution
    • Replies: 3
    • Views: 548
    July 28th, 2016, 10:37 Go to last post
  19. [SOLVED] Find the angle BHL using trigonometry

    Started by mathlearn, July 28th, 2016 03:22
    3 Pages
    1 2 3
    • Replies: 20
    • Views: 2,348
    July 28th, 2016, 08:07 Go to last post
  20. Trig Identity

    Started by tmt, July 13th, 2016 03:12
    $n$, $sinleftfrac1n^2right, case, degrees, quadrant
    • Replies: 2
    • Views: 814
    July 22nd, 2016, 18:33 Go to last post
    • Replies: 2
    • Views: 878
    July 20th, 2016, 10:23 Go to last post
  21. Solving trigonometry equations

    Started by fordy2707, July 17th, 2016 09:08
    answer, clue, equation, find, reached
    • Replies: 4
    • Views: 922
    July 18th, 2016, 00:11 Go to last post
  22. finding functions

    Started by fordy2707, July 3rd, 2016 13:24
    angle, functions, phase, radians, seconds
    • Replies: 3
    • Views: 1,004
    July 10th, 2016, 11:34 Go to last post
  23. Trig Expression Domain

    Started by tmt, June 26th, 2016 16:59
    cos, cos^2theta$, fracpi2, sqrt, theta$
    • Replies: 1
    • Views: 707
    June 26th, 2016, 17:53 Go to last post
  24. solve the equations

    Started by matyw, June 6th, 2016 21:13
    180°, equations, rquation, solve, tan°x
    • Replies: 4
    • Views: 1,149
    June 11th, 2016, 07:16 Go to last post
  25. question related to inverse sine functions

    Started by gsn57iaf, May 21st, 2016 02:48
    π/3, 1/2, case, correct, sin-1
    • Replies: 2
    • Views: 797
    May 21st, 2016, 03:25 Go to last post
  26. [SOLVED] Beginner's Verifying Trig Identity

    Started by courtbits, October 13th, 2015 12:05
    asin, cot, identity, trig, verifying
    • Replies: 7
    • Views: 1,253
    May 15th, 2016, 22:41 Go to last post
  27. [SOLVED] arccos(x) =arctan(x)

    Started by karush, April 7th, 2016 18:34
    $x$, =arctanx, explain, intersects, negative
    • Replies: 8
    • Views: 2,181
    May 14th, 2016, 01:57 Go to last post

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Top 162 Thread Starters For "Trigonometry"

RankUser NamePercentage Of TotalThreadsMost Recent Thread
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