Which of the Following Is a Solution to the Given $2 \cos x - 1 = 0$

question 2

Multiple Choice

Which of the following is a solution to the given equation? $2 \cos x - 1 = 0$

• A) \(x = \frac { \pi } { 6 }\)
• B) \(x = \frac { 7 \pi } { 6 }\)
• C) \(x = \frac { 3 \pi } { 4 }\)
• D) \(x = \frac { 5 \pi } { 3 }\)
• E) \(x = \frac { 7 \pi } { 4 }\)