Đề cuối kỳ 1 Toán 10 năm 2024 – 2025 trường THPT chuyên Trần Phú – Hải Phòng

4.

$\sqrt{13}$.

$2\sqrt{13}$.

8.

$\alpha = 45^{\text{o}}$.

$\alpha = 180^{\text{o}}$.

$\alpha = 90^{\text{o}}$.

$\alpha = 0^{\text{o}}$.

$(1;3\rbrack$.

$( - \infty;5\rbrack$.

$( - \infty;1)$.

$\left( {3;5} \right\rbrack$.

.

.

.

.

$a^{2} = b^{2} + c^{2} + 2bc\cos A$.

$\cos B = \dfrac{a^{2} + c^{2} - b^{2}}{2ac}$.

$a^{2} = b^{2} + c^{2} - 2bc\cos A$.

$\cos A = \dfrac{b^{2} + c^{2} - a^{2}}{2bc}$.

2.

6.

4.

8.

$\overset{\rightarrow}{a} = \left( {4; - 1} \right)$.

$\overset{\rightarrow}{a} = \left( {- 1; - 4} \right)$.

$\overset{\rightarrow}{a} = \left( {- 1;4} \right)$.

$\overset{\rightarrow}{a} = \left( {- 4;1} \right)$.

$\{\begin{array}{l}x+\sqrt{y}>3\\ x-y\ge -2\end{array}\mathrm{.}$$\left\{ \begin{array}{l} {x + \sqrt{y} > 3} \\ {x - y \geq - 2} \end{array} \right..$

$\{\begin{array}{l}3x^2-20y>7\\ x+y^2\le 100\end{array}\mathrm{.}$$\left\{ \begin{array}{l} {3x^{2} - 20y > 7} \\ {x + y^{2} \leq 100} \end{array} \right..$

$\{\begin{array}{l}x>,5\\ y+,2<,0\\ x+,y,\ge 100\end{array}\mathrm{.}$$\left\{ \begin{array}{l} {x > , 5} \\ {y + , 2 < , 0} \\ {x + , y, \geq 100} \end{array} \right..$

$\{\begin{array}{l}x+,y+,z<,10\\ x+,y,<,5\\ 2x,+,3y\ge ,20\end{array}\mathrm{.}$$\left\{ \begin{array}{l} {x + , y + , z < , 10} \\ {x + , y, < , 5} \\ {2x, + , 3y \geq , 20} \end{array} \right..$

$\left\{ a \right\} \in S$.

$a \subset S$.

$S \supset a$.

$a \in S$.

$\overset{\rightarrow}{OB} - \overset{\rightarrow}{OC} = \overset{\rightarrow}{OD} - \overset{\rightarrow}{OA}.$

$\overset{\rightarrow}{OA} - \overset{\rightarrow}{OB} = \overset{\rightarrow}{CD}.$

$\overset{\rightarrow}{BC} - \overset{\rightarrow}{BA} = \overset{\rightarrow}{DC} - \overset{\rightarrow}{DA}.$

$\overset{\rightarrow}{AB} - \overset{\rightarrow}{AD} = \overset{\rightarrow}{DB}.$

$\left| \overset{\rightarrow}{AB} \right| = \left| \overset{\rightarrow}{BA} \right|$.

Vectơ $\overset{\rightarrow}{0}$ cùng hướng với mọi vectơ.

$\overset{\rightarrow}{AA} = 0$.

Vectơ $\overset{\rightarrow}{0}$ cùng phương với mọi vectơ.

$\tan\alpha > 0$.

$\cot\alpha > 0$.

$\sin\alpha > 0$.

$\cos\alpha > 0$.