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Solve the Equation for Solutions in the Interval [0 [0∘,360∘)\left[ 0 ^ { \circ } , 360 ^ { \circ } \right)

Question 9

Multiple Choice

Solve the equation for solutions in the interval [0 [0∘,360∘) \left[ 0 ^ { \circ } , 360 ^ { \circ } \right) ) . Round to the nearest degree.
- sin⁡2θ+cos⁡2θ=1\sin 2 \theta + \cos 2 \theta = 1


A) {33∘,57∘,123∘,147∘,213∘,237∘,303∘}\left\{ 33 ^ { \circ } , 57 ^ { \circ } , 123 ^ { \circ } , 147 ^ { \circ } , 213 ^ { \circ } , 237 ^ { \circ } , 303 ^ { \circ } \right\}
B) {0∘,90∘,180∘,270∘}\left\{ 0 ^ { \circ } , 90 ^ { \circ } , 180 ^ { \circ } , 270 ^ { \circ } \right\}
C) {0∘}\left\{ 0 ^ { \circ } \right\}
D) {0∘,45∘,180∘,225∘}\left\{ 0 ^ { \circ } , 45 ^ { \circ } , 180 ^ { \circ } , 225 ^ { \circ } \right\}

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