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Forum: Trigonometry

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: 8
    • Views: 1,638
    LandSurveyor01
    February 14th 2013, 03:34 AM Go to last post
  2.   Discussions  

  1. trig proof

    cute_poison
    proof, trig
    • Replies: 6
    • Views: 167
    Grandad
    March 5th 2009, 10:57 PM Go to last post

  2. Lightbulb Last question, please help? Sum & product formulae.?

    joemc22
    formulae, product, question, sum
    • Replies: 1
    • Views: 227
    lanzailan
    March 5th 2009, 10:42 PM Go to last post

  3. Trig without using a calculator help

    jamm89
    calculator, trig
    • Replies: 4
    • Views: 216
    Soroban
    March 5th 2009, 12:54 PM Go to last post

  4. Exclamation Trig Identity Help

    DaCoo911
    identity, trig, trig identities prove, trigo identities
    • Replies: 2
    • Views: 150
    GreenMile
    March 5th 2009, 12:05 PM Go to last post

  5. Trig Equation Problem

    fayeorwhatsoever
    equation, problem, trig
    • Replies: 4
    • Views: 170
    running-gag
    March 5th 2009, 11:37 AM Go to last post

  6. solving for all values of x 0° to 360°

    jamm89
    360°, solving, values
    • Replies: 7
    • Views: 275
    running-gag
    March 5th 2009, 11:01 AM Go to last post

  7. Exclamation Trig Identity

    DaCoo911
    identity, trig, trig identities prove, trigo identities, trigonometry
    • Replies: 4
    • Views: 211
    masters
    March 5th 2009, 10:26 AM Go to last post

  8. Solve the trigonometric equation

    james_bond
    equation, solve, trigonometric
    • Replies: 2
    • Views: 163
    red_dog
    March 5th 2009, 08:08 AM Go to last post

  9. I've narrowed it down to this (identity proof)

    alexcross
    identity, narrowed, proof
    • Replies: 1
    • Views: 145
    mr fantastic
    March 5th 2009, 03:23 AM Go to last post

  10. Verify the following identity

    alexcross
    identies, identity, prove, trig, trigonometry, verify
    • Replies: 1
    • Views: 222
    red_dog
    March 5th 2009, 12:52 AM Go to last post

  11. Trigonometry

    acc100jt
    trigonometry
    • Replies: 2
    • Views: 184
    Grandad
    March 4th 2009, 10:49 PM Go to last post

  12. Simple fundamental identity problem

    alexcross
    fundamental, identity, problem, simple
    • Replies: 3
    • Views: 328
    Jameson
    March 4th 2009, 07:14 PM Go to last post

  13. Trig

    sa87uk
    trig
    • Replies: 6
    • Views: 167
    ruthvik
    March 4th 2009, 04:59 PM Go to last post

  14. Unit Circle Trig

    realintegerz
    circle, trig, unit
    • Replies: 1
    • Views: 247
    skeeter
    March 4th 2009, 04:30 PM Go to last post

  15. Help on this problem

    needhelp_21
    problem
    • Replies: 4
    • Views: 172
    needhelp_21
    March 4th 2009, 03:28 PM Go to last post

  16. De Moivre's theorem problem :(

    scott.b89
    de moivre, moivre, problem, theorem
    • Replies: 6
    • Views: 243
    HallsofIvy
    March 4th 2009, 01:09 PM Go to last post

  17. Smile Rectangular form of an equation

    Joanie
    equation, form, rectangular
    • Replies: 3
    • Views: 212
    Joanie
    March 4th 2009, 11:02 AM Go to last post

  18. Clock Problem

    needhelp_21
    clock, problem
    • Replies: 3
    • Views: 235
    skeeter
    March 4th 2009, 08:12 AM Go to last post

  19. another simple question

    lanzailan
    question, simple
    • Replies: 2
    • Views: 128
    lanzailan
    March 4th 2009, 05:43 AM Go to last post

  20. Complex Numbers

    Tangera
    complex, numbers
    • Replies: 1
    • Views: 149
    redsoxfan325
    March 3rd 2009, 11:33 PM Go to last post

  21. Polar Equations

    Joanie
    equations, polar
    • Replies: 2
    • Views: 148
    Joanie
    March 3rd 2009, 09:43 PM Go to last post

  22. Trigonometry test question urgent

    uniquelymindy
    question, test, trigonometry, urgent
    • Replies: 1
    • Views: 158
    Jameson
    March 3rd 2009, 09:22 PM Go to last post

  23. Equations involving trig identities/formulae

    Cheagles
    equations, identities or formulae, involving, trig
    • Replies: 3
    • Views: 291
    Cheagles
    March 3rd 2009, 08:07 PM Go to last post

  24. Law of sines problem ?

    xterminal01
    law, problem, sines 1 Attachment(s)
    • Replies: 4
    • Views: 534
    xterminal01
    March 3rd 2009, 07:23 PM Go to last post

  25. Trouble with a problem consisting of find the rule of a sine function

    s3a
    consisting, function, problem, rule, sine, trouble 1 Attachment(s)
    • Replies: 2
    • Views: 248
    s3a
    March 3rd 2009, 10:24 AM Go to last post

  26. Unhappy Addition of sine & cosine?

    joemc22
    addition, cosine, sine
    • Replies: 2
    • Views: 382
    u2_wa
    March 2nd 2009, 10:49 PM Go to last post

  27. solving Trig Equations...HELP pleeze!

    krichardson87
    equationshelp, pleeze, solving, trig
    • Replies: 1
    • Views: 157
    nzmathman
    March 2nd 2009, 10:33 PM Go to last post

  28. De Moivre's theorem.

    Erghhh
    moivre, theorem
    • Replies: 2
    • Views: 754
    Soroban
    March 2nd 2009, 07:23 PM Go to last post

  29. Simplifying sin(x+4)secx?

    captaintoast87
    4secx, simplifying, sinx
    • Replies: 2
    • Views: 247
    Soroban
    March 2nd 2009, 06:38 AM Go to last post

  30. Getting exact answer from cos(u+-v) & sin(u+-v). Simple problem.

    vane505
    answer, cosu, exact, problem, simple, sinu
    • Replies: 6
    • Views: 212
    vane505
    March 2nd 2009, 05:06 AM Go to last post

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