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does anybody know ?

Discussion in 'DAT Discussions' started by Keroro, Aug 12, 2006.

  1. Keroro

    Keroro Member
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    does anybody know a website that organized notes and concepts for


    1. trigonometry

    (including angle for 30, 45, 60 90 for sin, cos, tan , etc)



    2. probability

    (concepts, many examples)


    ????






    please help me..





    6 days for the DAT .. dang
     
  2. Harley comic

    Harley comic Junior Member
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    Cos, sin
    0* 1;0
    30* or pi/6: Sqr 3/2, 1/2
    45* or pi/4: 1/spr2 ; 1/squr2
    60* or pi/3: 1/2 : squr3/2
    90* or Pi/2: 0 ; 1
    when you go to the next quarter of the circle, change the sign of x and y (always remeber x as cos, y as sin)
     
  3. Fariba

    Fariba Member
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  4. '11

    '11 Member
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    do you knwo any websites for probability problems too
    thnx


     

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