The quadratic trigonometric equation that if you have a quadratic equation in the form ax2 + bx + c = 0, where a is not 0, then its solutions are. In trigonometry, a trig function replaces the x or variable part of the quadratic formula.
Find the solution of sin2 x – 4sin x – 1 = 0 for all angles between 0 and 360 degrees.
Trigonometric Equation