Tập xác định của hàm số \(y = \tan \left( {x - \dfrac{\pi }{3}} \right)\) là:
A.\(D = \mathbb{R}\backslash \left\{ { \pm \dfrac{\pi }{3} + k\pi ,\,\,k \in \mathbb{Z}} \right\}\)
B.\(D = \mathbb{R}\backslash \left\{ {\dfrac{\pi }{3} + k2\pi ,\,\,k \in \mathbb{Z}} \right\}\)
C.\(D = \mathbb{R}\backslash \left\{ {\dfrac{\pi }{3} + k\pi ,\,\,k \in \mathbb{Z}} \right\}\)
D.\(D = \mathbb{R}\backslash \left\{ {\dfrac{{5\pi }}{6} + k\pi ,\,\,k \in \mathbb{Z}} \right\}\)
A.\(D = \mathbb{R}\backslash \left\{ { \pm \dfrac{\pi }{3} + k\pi ,\,\,k \in \mathbb{Z}} \right\}\)
B.\(D = \mathbb{R}\backslash \left\{ {\dfrac{\pi }{3} + k2\pi ,\,\,k \in \mathbb{Z}} \right\}\)
C.\(D = \mathbb{R}\backslash \left\{ {\dfrac{\pi }{3} + k\pi ,\,\,k \in \mathbb{Z}} \right\}\)
D.\(D = \mathbb{R}\backslash \left\{ {\dfrac{{5\pi }}{6} + k\pi ,\,\,k \in \mathbb{Z}} \right\}\)
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Hóa Học lớp 12
