Solve the Equation in the Interval $[ 0,2 \pi )$ $\sin x = \cos x$

question 58

Multiple Choice

Solve the equation in the interval $[ 0,2 \pi )$ . $\sin x = \cos x$

• A) \(x = \frac { \pi } { 4 }\) , \(x = \frac { 5 \pi } { 4 }\)
• B) \(x = \frac { 3 \pi } { 4 }\), \(x = \frac { 5 \pi } { 4 }\)
• C) \(x = \frac { \pi } { 4 }\), \(x = \frac { 7 \pi } { 4 }\)
• D) \(x = \frac { 5 \pi } { 4 }\), \(x = \frac { 7 \pi } { 4 }\)
• E) none