Đề thi HK1 môn Toán lớp 10 Trường THPT Đức Thọ - H...

A \(\left\{ {3;5} \right\}\)

B \(\left\{ {1;2;6} \right\}\)

C \(\left\{ { - 2;0;4;7} \right\}\)

D \((3;5)\)

A \(( - 2;6{\rm{]}}\)

B \((1;3{\rm{]}}\)

C \(( - 2;1{\rm{]}}\)

D \(( - 2;1)\)

A \(A \cup B = \left\{ {c;d} \right\}\)

B \(A \cup B = {\rm{\{ }}b;\;c;\;d;\;e\} \)

C \(A \cup B = \emptyset \)

D \(A \cup B = {\rm{\{ b}}\} \)

A \(y = 2{x^2} + 3x - 1\)         

B \(y = 5\)                         

C \(y =  - 2x + 4\)             

D \(y = 3x - 2\)

A \(x \ne 1\)

B \(x \ne 3\)

C \(x \ge 1\)

D \(x \ge 3\)

A \(( - 1;\;1)\)

B \((1;\;1)\)

C \((1; - 1)\)

D \((0;\;2)\)

A \(\left[ \begin{array}{l}x = 3\\x =  - 4\end{array} \right.\) .

B \(\left[ \begin{array}{l}x = 3\\x = 4\end{array} \right.\).

C \(\left[ \begin{array}{l}x = 3\\x =  \pm 4\end{array} \right.\).

D \(x = 3\)

A \(\left( {2;\;1;\;1} \right).\)

B \(\left( { - 2;\;1;\;1} \right).\)         

C \(\left( {2; - 1;\;1} \right).\)

D \(\left( {2;\;1; - 1} \right).\)

A có 2 nghiệm trái dấu.   

B có 2 nghiệm âm phân biệt.

C có 2 nghiệm dương phân biệt.          

D vô nghiệm.

A \(\left( {5;5} \right)\)                            

B \(\left( {\frac{3}{2};\frac{5}{2}} \right)\)            

C \(\left( {1;\;\frac{5}{3}} \right)\)  

D \(\left( {1;\frac{1}{3}} \right)\)

A \(\overrightarrow {AB}  + \overrightarrow {AC}  = \overrightarrow {BC} \)

B \(\overrightarrow {CA}  - \overrightarrow {BA}  = \overrightarrow {BC} \)

C \(\overrightarrow {AC}  + \overrightarrow {CB}  = \overrightarrow {AB} \)    

D \(\overrightarrow {AB}  - \overrightarrow {BC}  = \overrightarrow {CA} \).

A \(\overrightarrow {BC}  =  - 2\overrightarrow {IJ} \)

B \(\overrightarrow {IJ}  = \frac{1}{2}\overrightarrow {BC} \)               

C \(\overrightarrow {IB}  = \overrightarrow {JC} \)  

D \(\overrightarrow {AI}  = \overrightarrow {BI} \)

A 8a

B 4a

C -4a

D 2a

A \(\overrightarrow {AB}  = (5;\;5)\)   

B \(\overrightarrow {AB}  = (1;\;1)\)                  

C \(\overrightarrow {AB}  = (3; - 1)\)              

D \(\overrightarrow {AB}  = ( - 3;\;1)\)

A \(C\left( {16; - 4} \right)\).                

B \(C\left( {0;4} \right)\) và \(C\left( {2; - 2} \right)\)    

C \(C\left( { - 1;5} \right)\) và \(C\left( {5;3} \right)\)    

D \(C\left( {4;0} \right)\) và \(C\left( { - 2;2} \right)\).

A vô số giá trị              

B 61

C 63

D 62

A \(b)\,\,m < \frac{{33}}{{12}},\,\,m \ne 2\)

B \(b)\,\,m < \frac{{33}}{{12}}\)

C \(b)\,\,m > \frac{{33}}{{12}},\,\,m \ne 2\)

D \(b)\,\,m \ge \frac{{33}}{{12}}\)

A \(x = 3\)  

B \(x =  \pm 3\)

C \(x = 1\)

D \(x =  - 3\)

A \(\left[ \begin{array}{l}x =  - 1\\x = 3\end{array} \right.\)  

B \(\left[ \begin{array}{l}x = 1\\x =  - 3\end{array} \right.\)

C \(\left[ \begin{array}{l}x = 1\\x = 3\end{array} \right.\)

D \(\left[ \begin{array}{l}x =  - 1\\x =  - 3\end{array} \right.\)

A \(\left[ \begin{array}{l}x = 0\\x = 1\end{array} \right.\)  

B \(x = 0\)  

C \(\left[ \begin{array}{l}x = 0\\x = 2\end{array} \right.\)  

D \(x = 2\)

A \(\overrightarrow {AC}  = \left( { - 5;\, - 2} \right);\,\,\overrightarrow {AB}  = \left( {1;\,6} \right)\)

B \(\overrightarrow {AC}  = \left( {5;\,2} \right);\,\,\overrightarrow {AB}  = \left( { - 1;\, - 6} \right)\)

C \(\overrightarrow {AC}  = \left( { - 5;\,2} \right);\,\,\overrightarrow {AB}  = \left( { - 1;\,6} \right)\)

D \(\overrightarrow {AC}  = \left( {5;\, - 2} \right);\,\,\overrightarrow {AB}  = \left( {1;\, - 6} \right)\)

A \(AM = 5\)  

B \(AM = 5\sqrt 2 \)

C \(AM = 4\sqrt 2 \)  

D \(AM = 3\sqrt 2 \)

A \(N\left( {2;\,1} \right)\)

B \(\left[ \begin{array}{l}N\left( {2;\,1} \right)\\N\left( { - 3;\, - 4} \right)\end{array} \right.\)

C \(\left[ \begin{array}{l}N\left( { - 2;\, - 1} \right)\\N\left( {3;\,4} \right)\end{array} \right.\)

D \(N\left( {3;\,4} \right)\)