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Find the Exact Solutions of the Given Equation in the Interval

Question 1

Multiple Choice

Find the exact solutions of the given equation in the interval [0,2π) [ 0,2 \pi ) .
2sin2x+sinx=12 \sin ^ { 2 } x + \sin x = 1


A) x=0,π3,2π3,π,4π3x = 0 , \frac { \pi } { 3 } , \frac { 2 \pi } { 3 } , \pi , \frac { 4 \pi } { 3 }

B) x=π6,π2,5π6,3π2x = \frac { \pi } { 6 } , \frac { \pi } { 2 } , \frac { 5 \pi } { 6 } , \frac { 3 \pi } { 2 }

C) x=0,π2,π,3π2x = 0 , \frac { \pi } { 2 } , \pi , \frac { 3 \pi } { 2 }

D) x=π6,5π6,3π2x = \frac { \pi } { 6 } , \frac { 5 \pi } { 6 } , \frac { 3 \pi } { 2 }

E) x=π4,3π4,5π4,7π4x = \frac { \pi } { 4 } , \frac { 3 \pi } { 4 } , \frac { 5 \pi } { 4 } , \frac { 7 \pi } { 4 }

Correct Answer:

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