Solve the Equation for Exact Solutions Over the Interval [0 $\cos x = \sin x$

question 213

Multiple Choice

Solve the equation for exact solutions over the interval [0, 2π) .
- $\cos x = \sin x$

• A) \(\left\{ \frac { \pi } { 4 } , \frac { 7 \pi } { 4 } \right\}\)
• B) \(\left\{ \frac { 3 \pi } { 4 } , \frac { 7 \pi } { 2 } \right\}\)
• C) \(\left\{ \frac { 3 \pi } { 4 } , \frac { 5 \pi } { 4 } \right\}\)
• D) \(\left\{ \frac { \pi } { 4 } , \frac { 5 \pi } { 4 } \right\}\)

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