Results 1 to 3 of 3

Math Help - Trig Equation

  1. May 22nd 2008, 07:41 PM #1
    toxicsina
    toxicsina is offline
    Newbie
    Joined
    May 2008
    Posts
    1

    Trig Equation

    2Sin^2θ-1=0
    I dunno how to do this cuz of the square
    any help would be appreciated.
    Follow Math Help Forum on Facebook and Google+
  2. May 22nd 2008, 07:45 PM #2
    o_O
    o_O is offline
    Primero Espada
    o_O's Avatar
    Joined
    Mar 2008
    From
    Canada
    Posts
    1,407
    2\sin^{2} \theta - 1 = 0

    \text{Let } x = \sin \theta .

    You get: 2x^{2} - 1 = 0

    Would you able to solve it like this ?
    Follow Math Help Forum on Facebook and Google+
  3. May 24th 2008, 03:10 AM #3
    detta
    detta is offline
    Newbie
    Joined
    May 2008
    Posts
    1
    The given informations related to mathematics is very useful to me. thank u for your informations.

    ==========

    detta

    I love

    Cheap Golf Balls
    Follow Math Help Forum on Facebook and Google+
« A Triangle | Sec, Cosec, Cot »

Similar Math Help Forum Discussions

  1. Compute Trig Function Values, Solve Trig Equation
    Posted in the Trigonometry Forum
    Replies: 1
    Last Post: September 8th 2011, 07:00 PM
  2. Trig word problem - solving a trig equation.
    Posted in the Trigonometry Forum
    Replies: 6
    Last Post: March 14th 2011, 07:07 AM
  3. Trig Equation with varied trig functions
    Posted in the Trigonometry Forum
    Replies: 12
    Last Post: April 12th 2010, 10:31 AM
  4. Proving that a trig equation follows from another given trig equation
    Posted in the Trigonometry Forum
    Replies: 1
    Last Post: July 24th 2009, 03:56 AM
  5. Another question proving that a trig equation follows from another given trig equatio
    Posted in the Trigonometry Forum
    Replies: 1
    Last Post: July 24th 2009, 02:29 AM

Search Tags


/mathhelpforum @mathhelpforum