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: 6,432
    jpompey
    Feb 23rd 2017, 09:35 AM Go to last post

  1. Trigonometric Ratios (Find all unknown sides and angles)

    Freddie1
    2 Attachment(s)
    • Replies: 2
    • Views: 534
    Plato
    Mar 27th 2017, 07:23 PM Go to last post

  2. bearing object

    AbYz
    2 Attachment(s)
    • Replies: 1
    • Views: 761
    skeeter
    Mar 24th 2017, 11:51 AM Go to last post

  3. Soling cos equation

    markosheehan
    • Replies: 1
    • Views: 538
    romsek
    Mar 23rd 2017, 01:36 PM Go to last post

  4. Solving trig equation for its input

    jacob22
    • Replies: 2
    • Views: 536
    jacob22
    Mar 22nd 2017, 11:15 PM Go to last post

  5. Exclamation Half Angle Fromula

    KiaraG16
    • Replies: 3
    • Views: 428
    chiro
    Mar 20th 2017, 09:21 PM Go to last post

  6. Red face Cosines of multiples of x

    KiaraG16
    • Replies: 1
    • Views: 585
    ChipB
    Mar 20th 2017, 10:22 AM Go to last post

  7. Can anyone help me with the following?

    pererashenaya7
    1 Attachment(s)
    • Replies: 5
    • Views: 552
    ChipB
    Mar 13th 2017, 04:56 AM Go to last post

  8. 2 sin(x/2) cos(x/2) = sin(x)?

    B9766
    • Replies: 2
    • Views: 440
    B9766
    Mar 11th 2017, 01:38 PM Go to last post

  9. Range of a specific value in quadratic equation to have 3 real roots

    pererashenaya7
    1 Attachment(s)
    • Replies: 7
    • Views: 709
    skeeter
    Mar 11th 2017, 08:00 AM Go to last post

  10. Identity transformation problem

    mathguy5000
    trig identities 1 Attachment(s)
    • Replies: 1
    • Views: 416
    romsek
    Mar 7th 2017, 10:44 PM Go to last post

  11. Find solutions for SIN(x)=-a, where a=SIN(α) for 0<α<pi/2

    Smeato
    circular functions, sin, trigonometry, unit circle
    • Replies: 3
    • Views: 465
    skeeter
    Mar 6th 2017, 07:58 AM Go to last post

  12. Unhappy Problems in three dimensions

    wxr
    trigonometric 1 Attachment(s)
    • Replies: 7
    • Views: 740
    wxr
    Mar 4th 2017, 02:30 PM Go to last post

  13. Seeking advice on how to convert from Polar to Cartesian with angle offsets.

    Martinukai
    1 Attachment(s)
    • Replies: 3
    • Views: 500
    skeeter
    Feb 27th 2017, 04:19 AM Go to last post

  14. Please Help - Rugby Goal Kicking Problem

    daewoo_lowrider
    goal, kicking, problem, rugby 1 Attachment(s)
    • Replies: 8
    • Views: 3,661
    nurininsyirah97
    Feb 26th 2017, 09:08 PM Go to last post

  15. Divide a circle into 400 parts and call these measurements "Gradians"

    nsganon101
    • Replies: 6
    • Views: 605
    skeeter
    Feb 24th 2017, 09:51 AM Go to last post

  16. Having trouble with proving a trig identity

    jpompey
    trig
    • Replies: 2
    • Views: 680
    jpompey
    Feb 23rd 2017, 01:46 PM Go to last post

  17. clock

    markosheehan
    • Replies: 3
    • Views: 918
    DenisB
    Feb 13th 2017, 04:36 PM Go to last post

  18. expression

    markosheehan
    • Replies: 5
    • Views: 552
    topsquark
    Feb 5th 2017, 11:24 AM Go to last post

  19. Moved: Help With A Rocket & Its Velocity / Range

    sjblencoe
    •  
    •  

  20. HELP solve this trigonometric equation

    flex
    trigonometric equation
    • Replies: 1
    • Views: 476
    MacstersUndead
    Jan 30th 2017, 08:30 PM Go to last post

  21. Calculate points within a rotated rectangle

    althurm
    1 Attachment(s)
    • Replies: 1
    • Views: 880
    MacstersUndead
    Jan 28th 2017, 04:44 PM Go to last post

  22. Help with Trig. Identity Problem

    StefKeays
    1 Attachment(s)
    • Replies: 2
    • Views: 483
    StefKeays
    Jan 25th 2017, 04:58 PM Go to last post

  23. Cardano-Vieta, cubics roots and i

    gines000
    • Replies: 3
    • Views: 503
    HallsofIvy
    Jan 23rd 2017, 03:09 PM Go to last post

  24. Trig Identity problem

    samcolette
    1 Attachment(s)
    • Replies: 2
    • Views: 559
    Plato
    Jan 16th 2017, 11:00 AM Go to last post

  25. rearanging trig equation

    cxz7410123
    • Replies: 4
    • Views: 535
    deesuwalka
    Jan 16th 2017, 12:41 AM Go to last post

  26. Monstrous equation

    yairmrm
    • Replies: 0
    • Views: 363
    yairmrm
    Jan 13th 2017, 11:39 PM Go to last post

  27. Prove theory about complex numbers.

    husovitsch
    • Replies: 1
    • Views: 637
    HallsofIvy
    Jan 6th 2017, 03:08 AM Go to last post

  28. Exclamation IB Math HL Mensuration Question

    Gurk99
    math hl, mensuration, trigonometry
    • Replies: 3
    • Views: 765
    chiro
    Dec 27th 2016, 11:11 PM Go to last post

  29. Inverse Trigonometric Function

    joshuaa
    cotangent, function, inverse, tangent, trigonometry
    • Replies: 2
    • Views: 415
    joshuaa
    Dec 26th 2016, 01:55 AM Go to last post

  30. Pilot and wind velocity vector help

    Choaka
    airplane, trig, trigonometry, vector, velocity 1 Attachment(s)
    • Replies: 6
    • Views: 588
    Choaka
    Dec 18th 2016, 01:30 PM Go to last post

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