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  • Dec 8, 2008, 02:44 PM
    cabana23
    Trig Identities
    Solve each trig. Equation for x in interval 0 < x < 360

    a) 8sin^2x - 8sinx + 1 = 0

    b) sin(x + 360/4) = (squared 2) cos x
  • Dec 9, 2008, 03:17 PM
    galactus
    Quote:
    a)
    Treat this as a quadratic. Let

    Then, we get

    Solve.

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