Solving trigonometric equations using pythagorean identities

Solving trigonometric equations using pythagorean identities

Lessons

  • 1.
    Utilizing "Pythagorean Identities" to solve:

    2cos2x+3sinx3=0 2\cos^2x + 3\sin x - 3 = 0
    0x0 \leq x < 2π2\pi