Math:

Solve the equation. (Enter your answers as a comma-separated list. Use n as an integer constant. Enter your response in radians.)

and

Solve the equation.

cos x + 1 = −cos x

x =

a) , , , , b) , , ,

Step-by-step explanation:

a) The equation must be rearranged into a form with one fundamental trigonometric function first:

Value of x is contained in the following sets of solutions:

,

,

b) The equation must be simplified first:

Value of x is contained in the following sets of solutions:

,

,