Trigonometry Forum

Trigonometry Help Forum: Graphing trig expressions, identities, angles, applied questions

  1. Sticky Thread   Trigonometry to Memorize, and Trigonometry to Derive

    Ackbeet
    derive, memorize, trigonometry 1 Attachment(s)
    • Replies: 12
    • Views: 7,693
    jpompey
    Feb 23rd 2017, 10:35 AM Go to last post

  1. trigonometry proof

    edwardkiely
    • Replies: 2
    • Views: 465
    edwardkiely
    Aug 10th 2017, 01:56 AM Go to last post

  2. further issue with the t substitution

    s_ingram
    • Replies: 2
    • Views: 407
    s_ingram
    Aug 9th 2017, 11:14 AM Go to last post

  3. sine rule

    AbYz
    • Replies: 2
    • Views: 600
    HallsofIvy
    Aug 7th 2017, 12:47 PM Go to last post

  4. Circle sector

    AbYz
    2 Attachment(s)
    • Replies: 1
    • Views: 581
    zemozamster
    Aug 7th 2017, 05:06 AM Go to last post

  5. Solving Trig equations using the "t" substitution

    s_ingram
    • Replies: 2
    • Views: 408
    s_ingram
    Aug 7th 2017, 03:17 AM Go to last post

  6. [TEX]f(t) = \sin(\omega_1 t)+\sin(\omega_2 t)[/TEX]

    userna
    • Replies: 2
    • Views: 572
    userna
    Aug 6th 2017, 03:28 AM Go to last post

  7. 12cos(ot) + 5sin(ot) + 3cos(ot − pi/3) in the form Acos(ot + phi)

    bumbum
    • Replies: 3
    • Views: 448
    skeeter
    Aug 5th 2017, 03:10 PM Go to last post

  8. Find the value

    Dilan
    • Replies: 4
    • Views: 485
    skeeter
    Aug 4th 2017, 07:06 AM Go to last post

  9. Proof L.H.S=R.H.S

    Dilan
    • Replies: 3
    • Views: 721
    greg1313
    Aug 1st 2017, 12:16 PM Go to last post

  10. cosine rule

    AbYz
    • Replies: 5
    • Views: 476
    skeeter
    Jul 29th 2017, 12:41 PM Go to last post

  11. Trig angle of elevation problem

    Danielleannxo
    • Replies: 1
    • Views: 546
    Plato
    Jul 16th 2017, 03:14 PM Go to last post

  12. Solve 7 sin 2x - cos 2x = 0

    woo
    • Replies: 4
    • Views: 1,178
    SlipEternal
    Jul 13th 2017, 11:08 AM Go to last post

  13. Question math problem

    tom1
    • Replies: 3
    • Views: 509
    skeeter
    Jul 13th 2017, 10:38 AM Go to last post

  14. x=pi/2 is a solution?

    woo
    2 Attachment(s)
    • Replies: 4
    • Views: 627
    woo
    Jul 10th 2017, 02:21 PM Go to last post

  15. Guidance in trignometry

    sukalp
    add, divide, geometry, multiply, subtract
    • Replies: 2
    • Views: 607
    sukalp
    Jul 8th 2017, 10:20 PM Go to last post

  16. find an angle

    balanturer
    2 Attachment(s)
    • Replies: 3
    • Views: 634
    Idea
    Jul 2nd 2017, 11:25 PM Go to last post

  17. Flagpole and Building

    joshuaa
    building, distance, flagpole, subtend, trigonometry 2 Attachment(s)
    • Replies: 9
    • Views: 693
    joshuaa
    Jul 2nd 2017, 12:51 PM Go to last post

  18. Trigonometric Identity

    YuvonDovah
    • Replies: 2
    • Views: 507
    skeeter
    Jul 2nd 2017, 04:58 AM Go to last post

  19. Question Requesting guidance on Algebra-2 problems

    peytonsharp
    alg2, alg2 or trig, algebra 2, trig 2 Attachment(s)
    • Replies: 2
    • Views: 483
    HallsofIvy
    Jun 21st 2017, 04:11 AM Go to last post

  20. Finding a value for tan(7.5°)

    pererashenaya7
    1 Attachment(s)
    • Replies: 3
    • Views: 2,371
    SlipEternal
    Jun 18th 2017, 08:36 AM Go to last post

  21. Solving a right triangle based upon linear constraints

    Nocare
    3 Attachment(s)
    • Replies: 2
    • Views: 497
    HallsofIvy
    Jun 16th 2017, 11:17 AM Go to last post

  22. A tough (for me) math problem, find area of triangle

    brasicl1
    2 Attachment(s)
    • Replies: 4
    • Views: 600
    skeeter
    Jun 13th 2017, 01:05 PM Go to last post

  23. Finding a sine or cos function for a word problem question

    Latinized
    • Replies: 1
    • Views: 506
    skeeter
    Jun 12th 2017, 07:19 PM Go to last post

  24. Could you please explain these pythagoras equations?

    cxz7410123
    1 Attachment(s)
    • Replies: 1
    • Views: 467
    HallsofIvy
    Jun 5th 2017, 05:18 PM Go to last post

  25. Sketching Sine Graphs

    EbonyJade
    • Replies: 1
    • Views: 451
    abender
    Jun 3rd 2017, 03:21 AM Go to last post

  26. Finding The Vertical Translation

    EbonyJade
    • Replies: 2
    • Views: 450
    EbonyJade
    Jun 2nd 2017, 11:26 PM Go to last post

  27. sin cos equation

    markosheehan
    • Replies: 4
    • Views: 571
    skeeter
    May 31st 2017, 02:37 PM Go to last post

  28. sin 60

    markosheehan
    • Replies: 1
    • Views: 450
    zhandele
    May 31st 2017, 11:58 AM Go to last post

  29. Moved: Cyclic proof for trig

    DiscreteMathHelp
    •  
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  30. trigonometry 1947 Abu dabi

    kastamonu
    1 Attachment(s)
    • Replies: 2
    • Views: 357
    kastamonu
    May 28th 2017, 03:33 AM Go to last post

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