Đề thi học kì 1 môn Toán lớp 10 Trường THPT Lê Văn...

A. 1

B. 2

C. 3

D. 4

A. 4

B. 8

C. 6

D. 10

A. \(\left( { - 2;\,5} \right)\)

B. \(\left( {1;3} \right)\)

C. \(\left( { - 2;5} \right]\)

D. \(\left[ {1;\,3} \right)\)

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

B. \(m\, < \,\frac{1}{2}\)

C. \(m \le 3\)

D. \(m \ge 3\)

A. \(y\, = \,\sqrt {2\, - \,x} \, + \,\sqrt {2\, + \,x} \)

B. \(y\, = \,{x^2}\, - \,4x\, + \,4\)

C. \(y\, = \,{x^3} - \,3x\)

D. \(y\, = \,x\sqrt {{x^4}\, + \,4{x^2}\, + \,2} \)

A. \(\left( { - \infty ;\, + \infty } \right)\)

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

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

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

A. \(A=4\)

B. \(A=63\)

C. \(A=2\)

D. \(A=8\)

A. \(a + 2b = 0\)

B. \(a + 2b = 8\)

C. \(a + 2b = -2\)

D. \(a + 2b = 4\)

A. \(a > 0,\,b < 0,\,c < 0\)

B. \(a > 0,\,b < 0,\,c > 0\)

C. \(a < 0,\,b > 0,\,c < 0\)

D. \(a > 0,\,b > 0,\,c < 0\)

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

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

C. \(m\, = \,2;m\, = \, - \frac{1}{2}\)

D. \(m\, = \, - 2;m\, = \,\frac{1}{2}\)

A. 600.000 đồng. 

B. 700.000 đồng.

C. 1.000.000 đồng.  

D. 500.000 đồng.

A. \(m \in \left( {7; + \infty } \right)\)

B. \(m \in \left( { - \infty ;7} \right)\)

C. \(m \in \left[ {7; + \infty } \right)\)

D. \(m \in \left( { - \infty ;7} \right]\)

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

B. \(X = \left\{ 1 \right\}\)

C. \(X = \left\{ 2 \right\}\)

D. \(\emptyset \)

A. \(P=11\)

B. \(P=-61\)

C. \(P=-11\)

D. \(P=61\)

A. 3

B. 9

C. 6

D. 8

A. \(\frac{1}{2}\overrightarrow {a\,}  - \,\overrightarrow {b\,} \) và \(\frac{1}{2}\overrightarrow {a\,}  + \,\overrightarrow {b\,} \)

B. \( - 4\overrightarrow {a\,} \, + \,\overrightarrow {b\,} \) và \(\overrightarrow {a\,} \, - \,4\overrightarrow {b\,} \)

C. \(\overrightarrow {a\,}  + \,\frac{1}{2}\overrightarrow {b\,} \) và \(\sqrt 2 \,\overrightarrow {a\,} \, + \,\overrightarrow {b\,} \)

D. \(\frac{1}{2}\overrightarrow {a\,}  - \,\overrightarrow {b\,} \) và \( - \overrightarrow {a\,} \, + \,2\overrightarrow {b\,} \)

A. \(\overrightarrow {u\,}  = \left( { - 5;\,2} \right)\)

B. \(\overrightarrow {u\,}  = \left( {2;\, - 5} \right)\)

C. \(\overrightarrow {u\,}  = \left( {5;\,2} \right)\)

D. \(\overrightarrow {u\,}  = \left( {2;\,5} \right)\)

A. \(\overrightarrow {AG\,}  = \,\frac{1}{3}\left( {\overrightarrow {AB\,} \, + \,\overrightarrow {AC\,} } \right)\)

B. \(\overrightarrow {OA\,}  + \,\overrightarrow {OB\,} \, + \,\overrightarrow {OC\,} \, + \,3\overrightarrow {OG\,} \, = \,\overrightarrow {0\,} \)

C. \(\overrightarrow {AG\,} \, + \,\overrightarrow {BG\,} \, + \,\overrightarrow {CG\,} \, = \,\overrightarrow {0\,} \)

D. \(\overrightarrow {GM\,}  = \, - \frac{1}{2}\overrightarrow {GA\,} \)

A. \(T=-3\)

B. \(T=0\)

C. \(T\, =  - \frac{3}{5}\)

D. \(T\, = \,\frac{3}{2}\)

A. \(D\left( {3;\, - 10} \right)\)

B. \(D(10;\, - 4)\)

C. \(D\left( {10;\, - 3} \right)\)

D. \(D\left( {12;\, - 3} \right)\)

A. \({\sin ^2}\alpha \, + \,{\cos ^2}\alpha \, = \,1\)

B. \({\tan ^2}\alpha \, + \,1 = \frac{1}{{{{\sin }^2}\alpha }},\,\,\)

C. \({\cot ^2}\alpha \, = \,\frac{1}{{{{\sin }^2}\alpha }}\, - 1\)

D. \(\tan \alpha .\cot \alpha \, - \,1\, = \,0\)

A. \(\left( {\overrightarrow {AB} ,\,\,\overrightarrow {BC} } \right)\, = \,{45^0}\)

B. \(\left( {\overrightarrow {AB} ,\,\,\overrightarrow {BC} } \right)\, = \,{60^0}\)

C. \(\left( {\overrightarrow {AB} ,\,\,\overrightarrow {BC} } \right)\, = \,{120^0}\)

D. \(\left( {\overrightarrow {AB} ,\,\,\overrightarrow {BC} } \right)\, = \,{135^0}\)

A. \(\overrightarrow {a\,}  \bot \,\overrightarrow {b\,} \, \Leftrightarrow \,m\, = \,\frac{4}{3}\)

B. \(\overrightarrow {a\,}  \bot \,\overrightarrow {b\,} \, \Leftrightarrow \,m\, = \,1\)

C. \(\overrightarrow {a\,}  \bot \,\overrightarrow {b\,} \, \Leftrightarrow \,m\, = \,1,\,\,m =  - 4\)

D. \(\overrightarrow {a\,}  \bot \,\overrightarrow {b\,} \, \Leftrightarrow \,m\, = \, - 1,\,m = 4\)

A. \(\frac{7}{2}\)

B. \(-\frac{7}{2}\)

C. \(\frac{11}{2}\)

D. \(-\frac{11}{2}\)