40 câu trắc nghiệm ôn tập Chương 1 Đại số và Giải...

A. D = R

B. D = R \ {0}

C. \({\rm{D}} = R\backslash \left\{ {k\pi ,k \in Z} \right\}.\)

D. \({\rm{D}} = R\backslash \left\{ {\frac{\pi }{2} + k\pi ,k \in Z} \right\}.\)

A. D = R

B. \({\rm{D}} = R\backslash \left\{ {\frac{\pi }{2} + k\pi ,k \in Z} \right\}.\)

C. \({\rm{D}} = R\backslash \left\{ {k\pi ,k \in Z} \right\}.\)

D. \({\rm{D}} = R\backslash \left\{ {k2\pi ,k \in Z} \right\}.\)

A. \({\rm{D}} = R\backslash \left\{ {k\frac{\pi }{2},\,k \in Z} \right\}.\)

B. \({\rm{D}} = R\backslash \left\{ {k\pi ,\,k \in Z} \right\}.\)

C. \({\rm{D}} = R\backslash \left\{ {\left( {1 + 2k} \right)\frac{\pi }{2},\,k \in Z} \right\}.\)

D. \({\rm{D}} = R\backslash \left\{ {\left( {1 + 2k} \right)\pi ,\,k \in Z} \right\}.\)

A. \(\left( {k2\pi ;\frac{\pi }{2} + k2\pi } \right)\) với \(k\in Z\)

B. \(\left( {\pi  + k2\pi ;\frac{{3\pi }}{2} + k2\pi } \right)\) với \(k\in Z\)

C. \(\left( {\frac{\pi }{2} + k2\pi ;\pi  + k2\pi } \right)\) với \(k\in Z\)

D. \(\left( {\pi  + k2\pi ;2\pi  + k2\pi } \right)\) với \(k\in Z\)

A. \({\rm{D}} = R\backslash \left\{ {\frac{\pi }{4} + k\pi ,k \in Z} \right\}.\)

B. \({\rm{D}} = \emptyset .\)

C. \({\rm{D}} = R\backslash \left\{ {\frac{\pi }{8} + k\frac{\pi }{2},k \in Z} \right\}.\)

D. D = R

A. \({\rm{D}} = R\backslash \left\{ {\frac{{3\pi }}{2} + k2\pi ,k \in Z} \right\}.\)

B. \({\rm{D}} = R\backslash \left\{ {\frac{\pi }{2} + k2\pi ,k \in Z} \right\}.\)

C. \({\rm{D}} = R\backslash \left\{ {\frac{{3\pi }}{2} + k\pi ,k \in Z} \right\}.\)

D. \({\rm{D}} = R\backslash \left\{ {\frac{\pi }{2} + k\pi ,k \in Z} \right\}.\)

A. \({\rm{D}} = R\backslash \left\{ {\frac{\pi }{2} + k2\pi ,k \in Z} \right\}.\)

B. \({\rm{D}} = R\backslash \left\{ {\frac{\pi }{2} + k\pi ,k \in Z} \right\}.\)

C. \({\rm{D}} = R\backslash \left\{ {\pi  + k\pi ,k \in Z} \right\}.\)

D. D = R

A. D = R

B. \({\rm{D}} = \left[ { - 2; + \infty } \right).\)

C. \({\rm{D}} = \left[ {0;2\pi } \right].\)

D. \({\rm{D}} = \emptyset .\)

A. \({\rm{D}} = R\backslash \left\{ {k\pi ,k \in Z} \right\}.\)

B. \({\rm{D}} = R\backslash \left\{ {\frac{\pi }{2} + k\pi ,k \in Z} \right\}.\)

C. \({\rm{D}} = R\backslash \left\{ {\frac{\pi }{2} + k2\pi ,k \in Z} \right\}.\)

D. \({\rm{D}} = \emptyset .\)

A. \({\rm{D}} = \emptyset .\)

B. D = R

C. \({\rm{D}} = \left[ {\frac{\pi }{6} + k2\pi ;\frac{{5\pi }}{6} + k2\pi } \right],\,k \in Z.\)

D. \({\rm{D}} = \left[ {\frac{{5\pi }}{6} + k2\pi ;\frac{{13\pi }}{6} + k2\pi } \right],\,k \in Z.\)

A. \(y = \sin \,x\cos 2x.\)

B. \(y = {\sin ^3}x.\cos \left( {x - \frac{\pi }{2}} \right).\)

C. \(y = \frac{{\tan \,x}}{{{{\tan }^2}x + 1}}.\)

D. \(y = \cos x{\sin ^3}x.\)

A. \(y = \cot 4x.\)

B. \(y = \frac{{\sin x + 1}}{{\cos x}}.\)

C. \(y = {\tan ^2}x.\)

D. \(y = \left| {\cot x} \right|.\)

A. \(y = \cos x.\)

B. \(y = \cos 2x.\)

C. \(y = {x^2}\cos x\)

D. \(y = \frac{1}{{\sin 2x}}.\)

A. \(T = \frac{{2\pi }}{5}.\)

B. \(T = \frac{{5\pi }}{2}.\)

C. \(T = \frac{\pi }{2}.\)

D. \(T = \frac{\pi }{8}.\)

A. \(T=4\pi\)

B. \(T=2\pi\)

C. \(T=-2\pi\)

D. \(T=\pi\)

A. \(T = \frac{1}{{50}}.\)

B. \(T = \frac{1}{{100}}.\)

C. \(T = \frac{\pi }{{50}}.\)

D. \(T = 200{\pi ^2}.\)

A. \(T=4\pi\)

B. \(T=\pi\)

C. \(T=3\pi\)

D. \(T=2\pi\)

A. \(y = {\cos ^3}x.\)

B. \(y = \sin \,\frac{x}{2}\cos \frac{{\,x}}{2}.\)

C. \(y = {\sin ^2}\left( {x + 2} \right).\)

D. \(y = {\cos ^2}\left( {\frac{x}{2} + 1} \right).\)

A. \(y=\cos x\) và \(y = \cot \frac{x}{2}.\)

B. \(y=\sin x\) và \(y=\tan 2x\)

C. \(y = \sin \frac{x}{2}\) và \(y = \cos \frac{x}{2}.\)

D. \(y=\tan 2x\) và \(y=\cot 2x\)

A. M = 1, m = - 5

B. M = 3, m = 1

C. M = 2, m = - 2

D. M = 0, m = - 2

A. 3

B. 4

C. 5

D. 6

A. \(m =  - 2016\sqrt 2 .\)

B. \(m =  - \sqrt 2 .\)

C. m = - 1

D. \(m =  - 2017\sqrt 2 .\)

A. \(m = \frac{1}{2}.\)

B. \(m = \frac{1}{{\sqrt 2 }}.\)

C. m = 1

D. \(m = \sqrt 2 .\)

A. P = 4

B. \(P = 2\sqrt 2 .\)

C. \(P = \sqrt 2 .\)

D. P = 2

A. \(T = \left[ { - 2;2} \right].\)

B. \(T = \left[ { - 4034;4034} \right].\)

C. \(T = \left[ { - \sqrt 2 ;\sqrt 2 } \right].\)

D. \(T = \left[ {0;\sqrt 2 } \right].\)

A. 1

B. 2

C. 3

D. 4

A. \(M = 3,{\rm{ }}m =  - 1.\)

B. \(M = 1,{\rm{ }}m =  - 1.\)

C. \(M = 2,{\rm{ }}m =  - 2.\)

D. \(M = 0,{\rm{ }}m =  - 2.\)

A. \(M = \sqrt 2 .\)

B. \(M = \sqrt 2 - 1 .\)

C. \(M = \sqrt 2 + 1 .\)

D. \(M = \sqrt 2 + 2 .\)

A. \(x = k\pi {\rm{ }}\left( {k \in Z} \right).\)

B. \(x = \frac{{2\pi }}{3} + \frac{{k3\pi }}{2}{\rm{ }}\left( {k \in Z} \right).\)

C. \(x = \frac{\pi }{3} + k\pi {\rm{ }}\left( {k \in Z} \right).\)

D. \(x = \frac{\pi }{2} + \frac{{k3\pi }}{2}{\rm{ }}\left( {k \in Z} \right).\)

A. 2

B. 4

C. 6

D. 7

A. \({x_0} \in \left( {0;\frac{\pi }{4}} \right).\)

B. \({x_0} \in \left[ {\frac{\pi }{4};\frac{\pi }{2}} \right].\)

C. \({x_0} \in \left( {\frac{\pi }{2};\frac{{3\pi }}{4}} \right).\)

D. \({x_0} \in \left[ {\frac{{3\pi }}{4};\pi } \right].\)

A. 4034

B. 4035

C. 641

D. 642

A. \(\frac{\pi }{9}\)

B. \(-\frac{\pi }{6}\)

C. \(\frac{\pi }{6}\)

D. \(-\frac{\pi }{9}\)

A. 2

B. 3

C. 4

D. 5

A. \(T = 3\pi .\)

B. \(T = \frac{{5\pi }}{2}.\)

C. \(T = 2\pi .\)

D. \(T = \pi .\)

A. 00

B. - 300

C. 300

D. - 600

A. \(x = \frac{1}{3} + \frac{{5\pi }}{{18}} + k\frac{\pi }{3}{\rm{ }}\left( {k \in Z} \right).\)

B. \(x = \frac{1}{3} + \frac{\pi }{{18}} + k\frac{\pi }{3}{\rm{ }}\left( {k \in Z} \right).\)

C. \(x = \frac{{5\pi }}{{18}} + k\frac{\pi }{3}{\rm{ }}\left( {k \in Z} \right).\)

D. \(x = \frac{1}{3} - \frac{\pi }{6} + k\pi {\rm{ }}\left( {k \in Z} \right).\)