### Home > CCA2 > Chapter 12 > Lesson 12.1.4 > Problem 12-77

12-77.

Find all solutions to *x*) + cos

Factor out the cos(*x*) from the equation.

Use the Zero Product Property to solve for .

Find all the solutions to these statements either using a unit circle

or by graphing the functions on a graphing calculator. Do not just

take this inverse on your calculator, it will only give you one possible

solution. Remember, each of the