Question

Find all solutions of the equation in the interval [0, 2).

sin

x +

3

+ sin

x −

3

= 1

Answer 1

x = 30 0 <= x < 2

Explanation:

senx +3 + sex -3 = 1

2senx = 1

senx =1/2

x = arcsen(1/2)

x = 30