Facebook Page
Twitter
RSS
+ Post New Thread
Page 1 of 12 12311 ... LastLast
Threads 1 to 30 of 347

Forum: Trigonometry

Trigonometric Functions, Trigonometric Identities, etc.

  1. Sticky Thread Sticky Threads

  1. Normal Thread Normal Threads

  2. 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: 200
    June 28th, 2017, 15:28 Go to last post
  3. Angle of Elevation

    Started by RTCNTC, June 6th, 2017 18:24
    1.5, angle, elevation, height, pole
    • Replies: 6
    • Views: 170
    June 7th, 2017, 13:34 Go to last post
  4. Minutes, Degrees, Seconds to Radians

    Started by RTCNTC, May 30th, 2017 21:51
    12°, degrees, minutes, radians, seconds
    • Replies: 5
    • Views: 124
    May 31st, 2017, 18:52 Go to last post
  5. Radians to Degrees, Minutes, Seconds

    Started by RTCNTC, May 30th, 2017 21:54
    degrees, minutes, radians, seconds, steps
    • Replies: 4
    • Views: 113
    May 31st, 2017, 18:49 Go to last post
  6. Minutes, Degrees to Radians

    Started by RTCNTC, May 30th, 2017 21:49
    12°, degrees, minutes, pi/180°, radians
    • Replies: 4
    • Views: 110
    May 31st, 2017, 18:48 Go to last post
  7. Trigonometric equation

    Started by Igor, May 31st, 2017 13:26
    5sinleftxright, equation, honest, start, trigonometric
    • Replies: 6
    • Views: 170
    May 31st, 2017, 14:50 Go to last post
  8. Sum of Tangent Formula

    Started by RTCNTC, May 30th, 2017 21:42
    #tanx, pi/2, review, sum, trigonometry
    • Replies: 2
    • Views: 103
    May 31st, 2017, 11:05 Go to last post
  9. Prove Trigonometric Identities

    Started by mitaka90, May 27th, 2017 08:18
    difficult, problem, solve, test, thing
    • Replies: 9
    • Views: 277
    May 29th, 2017, 20:30 Go to last post
  10. Find Distance Car Travelled

    Started by RTCNTC, May 10th, 2017 20:23
    2 Pages
    1 2
    car, clear, degrees, mountain, problem
    • Replies: 10
    • Views: 270
    May 11th, 2017, 02:24 Go to last post
  11. Law of Tangents

    Started by RTCNTC, May 10th, 2017 23:26
    law, tangents, taught, trig, usefulness
    • Replies: 2
    • Views: 124
    May 10th, 2017, 23:37 Go to last post
  12. "Bearing" question - finding distance between two objects

    Started by tantrik, January 16th, 2017 09:13
    bearing, lighthouse, motorboat, question, south
    • Replies: 2
    • Views: 582
    April 3rd, 2017, 07:46 Go to last post
  13. Cos trig identity

    Started by paulmdrdo, March 7th, 2017 06:23
    circuits, cos, derivation, formula, identity
    • Replies: 1
    • Views: 165
    March 7th, 2017, 09:05 Go to last post
  14. Trig Identity problem

    Started by JPorkins, March 1st, 2017 16:15
    cos2x, grateful, identity, sinx, trig
    • Replies: 9
    • Views: 356
    March 2nd, 2017, 07:58 Go to last post
  15. Rotation Formula

    Started by jerryd, February 25th, 2017 18:43
    angle, cos, radius, rotation, sin
    • Replies: 2
    • Views: 233
    February 25th, 2017, 21:33 Go to last post
  16. [SOLVED] Trigonometric simplification

    Started by Theia, January 21st, 2017 17:57
    alpha, atan^2, cdot, cos, rtan
    • Replies: 2
    • Views: 314
    January 22nd, 2017, 07:29 Go to last post
  17. Prove that sin(x)+cos(x) is equal or larger than 1

    Started by Yankel, January 10th, 2017 05:22
    2 Pages
    1 2
    assume, contradiction, inequality, prove, [sin^2x-2sinxcosx+cos^2x
    • Replies: 11
    • Views: 951
    January 15th, 2017, 13:44 Go to last post
  18. Finding distances to the frisbee

    Started by kingsala, April 10th, 2014 17:01
    • Replies: 3
    • Views: 1,204
    December 29th, 2016, 11:17 Go to last post
  19. Graphing trig function

    Started by Dasysaaaa, December 17th, 2016 17:25
    function, graphing, parent, periods, points
    • Replies: 1
    • Views: 212
    December 18th, 2016, 04:11 Go to last post
  20. Simplifying A trig equation

    Started by tmt, November 20th, 2016 17:28
    $cscleftthetaright$, $fracsecthetatantheta$, equation, simplify, trig
    • Replies: 1
    • Views: 235
    November 20th, 2016, 17:33 Go to last post
  21. Trigonometric identities

    Started by simongreen93, November 2nd, 2016 16:25
    360, 4cosēθ, degrees, solve, trigonometric identities
    • Replies: 6
    • Views: 614
    November 16th, 2016, 14:10 Go to last post
  22. trigonometric equation

    Started by laura123, November 15th, 2016 17:17
    equation, everthing, idea, works, x=0$
    • Replies: 6
    • Views: 536
    November 16th, 2016, 04:21 Go to last post
  23. Trignometric identities

    Started by simongreen93, November 14th, 2016 17:41
    4cotē, cosec, identities, solve, trignometric
    • Replies: 2
    • Views: 236
    November 14th, 2016, 21:39 Go to last post
  24. Equation involving the inverse tangent function

    Started by karseme, November 12th, 2016 15:43
    equation, implies, number, real, y=arccotx
    • Replies: 2
    • Views: 247
    November 12th, 2016, 16:54 Go to last post
  25. [SOLVED] tangent transformations

    Started by karush, November 3rd, 2016 19:01
    beginalign, displaystyle, endalign, on$, ps&=phi
    • Replies: 2
    • Views: 282
    November 4th, 2016, 00:36 Go to last post

Forum Information and Options

Moderators of this Forum

Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.

Icon Legend

Contains unread posts
Contains unread posts
Contains no unread posts
Contains no unread posts
More than 15 replies or 150 views
Hot thread with unread posts
More than 15 replies or 150 views
Hot thread with no unread posts
Closed Thread
Thread is closed
Thread Contains a Message Written By You
You have posted in this thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts
  •  
Math Help Boards