Phương trình $\frac{sin2x+2cosx-sinx-1}{tanx-\sqrt{3}}=0$ có tập nghiệm là:

Question

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4 câu trả lời

Answer 1

$\left \{ \frac{\pi }{3}+k2\pi ,k\in \mathbb{Z} \right \}$

Answer 2

$\left \{ \frac{\pm \pi }{2}+k2\pi ,k\in \mathbb{Z} \right \}$

Answer 3

$\left \{ \frac{\pm \pi }{2}+k2\pi;\frac{-\pi }{2}+k2\pi,k\in \mathbb{Z} \right \}$

Answer 4

$\left \{ \frac{-\pi }{2}+k2\pi ,k\in \mathbb{Z} \right \}$