Đề thi HK1 môn Toán lớp 11 GD và ĐT Nam Định - Năm...

A  \(D = \left[ { - 1;1} \right]\)

B  \(D = \left[ { - 2;2} \right]\)

C  \(D = R\)                                    

D  \(D = Z\)

A  \(M =  - 1\)                               

B  \(M = 1\)                                   

C  \(M = 3\)                                   

D  \(M =  - 3\)

A  \(N\left( {0; - 1} \right)\)      

B  \(N\left( {2; - 3} \right)\)      

C  \(N\left( { - 2;3} \right)\)      

D  \(N\left( { - 1;0} \right)\)

A  \({V_{\left( {A;\frac{1}{2}} \right)}}\)                          

B  \({V_{\left( {M;\frac{1}{2}} \right)}}\)                         

C  \({V_{\left( {G; - 2} \right)}}\)                                       

D  \({V_{\left( {G; - \frac{1}{2}} \right)}}\)

A  19      

B 90       

C  45      

D  190

A  \( - 35{a^6}{b^{ - 4}}\)           

B  \(35{a^6}{b^{ - 4}}\)               

C  \( - 21{a^4}{b^5}\)                  

D  \(21{a^4}{b^5}\)

A  Lục giác                                       

B  Tứ giác                                        

C  Ngũ giác                                      

D  Tam giác

A  AC      

B  BD     

C  AD     

D  SC

A \(x = \frac{{k\pi }}{5}\,\,\left( {k \in Z} \right)\).

B \(x = \frac{{k\pi }}{2}\,\,\left( {k \in Z} \right)\).

C \(x = \frac{{k\pi }}{4}\,\,\left( {k \in Z} \right)\).

D \(x = \frac{{k\pi }}{6}\,\,\left( {k \in Z} \right)\).

A \(C_{12}^4{2^2}\).

B \(C_{12}^5{2^8}\).

C \(C_{12}^4{2^6}\).

D \(C_{12}^4{2^8}\).

A \(\frac{3}{{12}}\)

B \(\frac{3}{{11}}\)

C \(\frac{5}{{11}}\)

D \(\frac{3}{{18}}\)

A  \(t \in \left[ {0;\sin 1} \right] \Leftrightarrow  - \frac{1}{8} \le m \le 2{\sin ^2}1 - \sin 2\).

B  \(t \in \left[ {0;\sin 1} \right] \Leftrightarrow  - \frac{1}{8} \le m \le 2{\sin ^2}1 - \sin 1\).

C

 \(t \in \left[ {0;\sin 1} \right] \Leftrightarrow  - \frac{1}{8} \le m \le 2{\sin ^2}4 - \sin 1\).

D  \(t \in \left[ {0;\sin 1} \right] \Leftrightarrow  - \frac{1}{8} \le m \le 2{\sin ^2}2 - \sin 1\).