Đề thi HK2 môn Toán lớp 10 THPT Chu Văn An - Hà Nộ...

A \(S = \mathbb{R}\backslash \left\{ {\frac{1}{2}} \right\}\)

B \(S = \left\{ {x|x > \frac{1}{2}} \right\}\)

C \(S = \mathbb{R}\)

D \(S = \left\{ {x|x < \frac{1}{2}} \right\}\)

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

B \(m \in \left( { - 2;\,1} \right)\)

C \(m \in \left( { - 1;\,2} \right)\)

D \(m \in \left( { - 2;\, - 1} \right)\)

A \(x \ge  - \frac{1}{2}\)

B \(x \le  - \frac{1}{2}\)

C \(m \ge \frac{1}{2}\)

D \(m \le \frac{1}{2}\)

A \(1 < x < 3\)

B \(x \ge 1\)

C \(x > 3\)

D \(1 \le x < 3\)

A \(x = 0\)

B \(x = 1\)

C \(x = 2\)

D \(x = 3\)

A \(x + 2y - 8 = 0\)

B \(x + 2y - 10 = 0\)

C \(2x - y - 8 = 0\)

D \(2x - y - 10 = 0\)

A \({\left( {x - 2} \right)^2} + {\left( {y - 4} \right)^2} = 1\)

B \({\left( {x - 2} \right)^2} + {\left( {y - 4} \right)^2} = \frac{8}{5}\)

C \({\left( {x - 2} \right)^2} + {\left( {y - 4} \right)^2} = \frac{9}{5}\)

D \({\left( {x - 2} \right)^2} + {\left( {y - 4} \right)^2} = 2\)

A \({M_1}\left( {0;\; - 6} \right),\;\;{M_2}\left( {0;\; - 1} \right)\)

B \({M_1}\left( {0;\; - 6} \right),\;\;{M_2}\left( {0;\;1} \right)\)

C \({M_1}\left( {0;\;6} \right),\;\;{M_2}\left( {0;\;1} \right)\)

D \({M_1}\left( {0;\;6} \right),\;\;{M_2}\left( {0;\; - 1} \right)\)

A \( - \frac{{\sqrt {10}  + 2\sqrt 2 }}{6}\)

B \(\frac{{\sqrt {10}  + 2\sqrt 2 }}{6}\)

C \( - \frac{{\sqrt {10}  - 2\sqrt 2 }}{6}\)

D \( - \frac{{\sqrt {10}  - \sqrt 2 }}{6}\)

A \(B\left( {\frac{{17}}{2}; - \frac{{15}}{2}} \right)\)

B \(B\left( {\frac{{17}}{4}; - \frac{{15}}{4}} \right)\)

C \(B\left( { - \frac{{43}}{4};\frac{{85}}{4}} \right)\)

D \(B\left( {\frac{{17}}{4}; - \frac{{15}}{4}} \right)\) và \(B\left( { - \frac{{43}}{4};\,\frac{{85}}{4}} \right)\)