\(\sin 2x = \dfrac{1}{2}\)
A.\( \left[ \begin{array}{l}x = \dfrac{\pi }{{12}} + k\pi \\x =- \dfrac{{5\pi }}{{12}} + k\pi \end{array} \right.\,\,\left( {k \in \mathbb{Z}} \right)\).
B.\( \left[ \begin{array}{l}x = -\dfrac{\pi }{{12}} + k\pi \\x = \dfrac{{5\pi }}{{12}} + k\pi \end{array} \right.\,\,\left( {k \in \mathbb{Z}} \right)\).
C.\( \left[ \begin{array}{l}x = \dfrac{\pi }{{12}} + k\pi \\x = \dfrac{{5\pi }}{{12}} + k\pi \end{array} \right.\,\,\left( {k \in \mathbb{Z}} \right)\).
D.\( \left[ \begin{array}{l}x =- \dfrac{\pi }{{12}} + k\pi \\x =- \dfrac{{5\pi }}{{12}} + k\pi \end{array} \right.\,\,\left( {k \in \mathbb{Z}} \right)\).
A.\( \left[ \begin{array}{l}x = \dfrac{\pi }{{12}} + k\pi \\x =- \dfrac{{5\pi }}{{12}} + k\pi \end{array} \right.\,\,\left( {k \in \mathbb{Z}} \right)\).
B.\( \left[ \begin{array}{l}x = -\dfrac{\pi }{{12}} + k\pi \\x = \dfrac{{5\pi }}{{12}} + k\pi \end{array} \right.\,\,\left( {k \in \mathbb{Z}} \right)\).
C.\( \left[ \begin{array}{l}x = \dfrac{\pi }{{12}} + k\pi \\x = \dfrac{{5\pi }}{{12}} + k\pi \end{array} \right.\,\,\left( {k \in \mathbb{Z}} \right)\).
D.\( \left[ \begin{array}{l}x =- \dfrac{\pi }{{12}} + k\pi \\x =- \dfrac{{5\pi }}{{12}} + k\pi \end{array} \right.\,\,\left( {k \in \mathbb{Z}} \right)\).
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Hóa Học lớp 12
