Facebook Page
Twitter
RSS
+ Post New Thread
Page 3 of 12 FirstFirst 12345 ... LastLast
Threads 61 to 90 of 335

Forum: Trigonometry

Trigonometric Functions, Trigonometric Identities, etc.

  1. Sticky Thread Sticky Threads

  1. Normal Thread Normal Threads

  2. Trig simplication

    Started by Guest, January 2nd, 2016 01:14
    arcsinsinleft11pi/5right, simplication, simplify, trig
    • Replies: 4
    • Views: 486
    January 2nd, 2016, 02:00 Go to last post
  3. Finding the measure of Triangle ABC

    Started by Mizu, July 15th, 2015 20:17
    clue, confused, continue, labeled, measure
    • Replies: 4
    • Views: 1,217
    December 13th, 2015, 04:44 Go to last post
  4. Maxima and minima of a triangle

    Started by loquetedigo, December 10th, 2015 19:20
    triangle, height, side, abc, perimeter
    • Replies: 1
    • Views: 430
    December 10th, 2015, 23:25 Go to last post
  5. rectangular to polar

    Started by karush, November 21st, 2015 04:20
    desmos, graph, plot, polar, show
    • Replies: 5
    • Views: 652
    November 21st, 2015, 22:20 Go to last post
  6. Express 3sin(3x)-4cos(3x) in the form Rcos(3x+\alpha)

    Started by ThomsonKevin, November 13th, 2015 18:07
    3sin3x-4cos3x, bit, confusing, express, form
    • Replies: 1
    • Views: 534
    November 13th, 2015, 18:26 Go to last post
  7. [SOLVED] Dc 8t14 product to sum indentity

    Started by karush, November 12th, 2015 16:59
    $fracsinleft3thetaright, $tan4pi$, expression, simplify, sum
    • Replies: 5
    • Views: 582
    November 12th, 2015, 20:06 Go to last post
  8. [SOLVED] Trig identity

    Started by karush, November 9th, 2015 18:48
    $$=fracx+y1-xy$$, $tanx+y$, formula, identity, sum
    • Replies: 2
    • Views: 477
    November 9th, 2015, 19:06 Go to last post
  9. [SOLVED] Exact value of Cos(-pi/3)

    Started by riri, November 9th, 2015 04:07
    circle, cos-pi/3, exact, exact value, inverse
    • Replies: 2
    • Views: 1,663
    November 9th, 2015, 10:10 Go to last post
  10. [SOLVED] How do we get the arccosh ?

    Started by mathmari, October 29th, 2015 16:21
    $x=arccosh, $x=arcsinh, book, frac1y$, simplify
    • Replies: 6
    • Views: 632
    October 30th, 2015, 17:18 Go to last post
  11. Trig help please!

    Started by megani, October 15th, 2015 20:44
    2 Pages
    1 2
    • Replies: 10
    • Views: 1,364
    October 18th, 2015, 20:19 Go to last post
  12. [SOLVED] Trigonometric Identities Problem

    Started by courtbits, October 8th, 2015 10:40
    cot, find, identities, pi/4, tanpi/4
    • Replies: 4
    • Views: 739
    October 12th, 2015, 20:10 Go to last post
  13. Trig Identities Problem

    Started by courtbits, October 12th, 2015 10:59
    cospi/3=, find, frac12, secpi-pi/3, trig
    • Replies: 2
    • Views: 367
    October 12th, 2015, 13:06 Go to last post
  14. Applications to Law of Sines

    Started by ramz, October 7th, 2015 04:20
    • Replies: 6
    • Views: 740
    October 8th, 2015, 00:20 Go to last post
  15. Angle between the tangents to the circle

    Started by ramz, October 7th, 2015 23:29
    • Replies: 4
    • Views: 479
    October 8th, 2015, 00:01 Go to last post
  16. Centripetal force calculation

    Started by JarrettHayama, October 5th, 2015 03:49
    centrifuge, centripetal, force, gravity, round
    • Replies: 1
    • Views: 387
    October 5th, 2015, 06:22 Go to last post
  17. [SOLVED] trig poser

    Started by oldfart, September 24th, 2015 06:45
    angle, answer, degrees, oldfart, supposedly
    • Replies: 4
    • Views: 604
    September 25th, 2015, 06:01 Go to last post
  18. Trig proof: sum of squared cosecants

    Started by greg1313, September 19th, 2015 22:35
    demoivres, identities, solve, trigonometric, unable
    • Replies: 3
    • Views: 736
    September 21st, 2015, 23:54 Go to last post
  19. [SOLVED] NEW Beginner's Trigonometry Identities Problem

    Started by courtbits, September 9th, 2015 11:37
    appreciated, find, gladly, sintheta, theta
    • Replies: 3
    • Views: 771
    September 9th, 2015, 13:30 Go to last post
  20. [SOLVED] Simple Trigonometric Identities

    Started by courtbits, September 2nd, 2015 12:11
    identities, quadrant, secΘ, sin, trigonometric
    • Replies: 9
    • Views: 979
    September 2nd, 2015, 13:24 Go to last post
  21. Not a Math Guru

    Started by bikerguy, August 29th, 2015 07:08
    • Replies: 4
    • Views: 738
    August 31st, 2015, 03:14 Go to last post
  22. [SOLVED] Complex equation find x

    Started by karush, August 19th, 2015 00:11
    $$x^2+2i=0$$, easy, equation, factor, find
    • Replies: 3
    • Views: 1,131
    August 19th, 2015, 01:24 Go to last post
  23. How to find a general solution to sec2 2x = 1 tan 2x

    Started by arejet, August 16th, 2015 14:41
    arijit, cos2, equation, find, sin
    • Replies: 2
    • Views: 3,756
    August 16th, 2015, 15:45 Go to last post
  24. [SOLVED] Convert to sin x equation

    Started by karush, August 15th, 2015 17:49
    convert, coversion, equation, find, sin
    • Replies: 8
    • Views: 821
    August 16th, 2015, 08:58 Go to last post
  25. [SOLVED] trig word problem

    Started by karush, August 13th, 2015 14:55
    • Replies: 1
    • Views: 541
    August 13th, 2015, 16:09 Go to last post
  26. Triangle Questions

    Started by wailingkoh, August 8th, 2015 10:19
    • Replies: 9
    • Views: 1,221
    August 9th, 2015, 12:39 Go to last post
  27. [SOLVED] Polar to rectangular

    Started by karush, August 9th, 2015 00:20
    $y=$, answer, hard, polar, rectangular
    • Replies: 3
    • Views: 572
    August 9th, 2015, 03:00 Go to last post
  28. Quadratic trig identity

    Started by karush, July 31st, 2015 21:34
    $$cosleft4xright, =8sin^4leftxright, break, nice, quadratic
    • Replies: 4
    • Views: 603
    July 31st, 2015, 22:39 Go to last post
  29. [SOLVED] trig identity

    Started by karush, July 30th, 2015 14:05
    =2cotleft2xright$$, identity, lhs, reduce, trig
    • Replies: 5
    • Views: 763
    July 31st, 2015, 14:51 Go to last post
  30. Find zeros f(x)=(x/100)-sin(x)

    Started by karush, July 6th, 2015 20:23
    $fx=x/100-sinx$, find, melt, solve, zeros
    • Replies: 3
    • Views: 842
    July 7th, 2015, 03:01 Go to last post
  31. [SOLVED] Arcoth(x)

    Started by ognik, June 30th, 2015 22:54
    cothy, extract, frace^2y+1e^2y-1, fracx+1x-1, y=frac12
    • Replies: 2
    • Views: 546
    July 1st, 2015, 05:23 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