QuestionQuestion 18, *7.3.61
Solve the equation on the interval $0 \leq \theta<2 \pi$. $$\sqrt{2} \cos ^{2} \theta-\cos \theta=0$$
Select the correct choice and fill in any answer boxes in your choice below. A. The solution set is $\square$ (Simplify your answer. Type an exact answer, using $\pi$ as needed. Type your answer in radians Use any numbers in the expression. Use a comma to separate answers as needed.) B. There is no solution.