ÔN TẬP CHƯƠNG 9 P1

$$\frac{x^2}{a^2}+\frac{y^2}{b^2}=1$$

$$\frac{x^2}{a^2}+\frac{y^2}{b^2}=0$$

$$\frac{x^2}{a^2}+\frac{y^2}{b^2}=-1$$

$$\frac{x^2}{a^2}-\frac{y^2}{b^2}=1$$

$$\frac{x^2}{a^2}+\frac{y^2}{b^2}=1$$

$$\frac{x^2}{a^2}-\frac{y^2}{b^2}=0$$

$$\frac{x^2}{a^2}+\frac{y^2}{b^2}=-1$$

$$\frac{x^2}{a^2}-\frac{y^2}{b^2}=1$$

2a

2b

$$\frac{x^2}{a^2}+\frac{y^2}{b^2}=1$$

$$b^2+c^2=a^2$$

2c

$$b^2+a^2=c^2$$

2b

$$\frac{x^2}{a^2}-\frac{y^2}{b^2}=1$$

2a

2c

$$I\left(1;1\right)$$

$$I\left(1;-1\right)$$

$$I\left(2;-2\right)$$

$$I\left(-2;2\right)$$

$$I\left(1;-3\right)$$

$$I\left(-1;-3\right)$$

$$I\left(1;3\right)$$

$$I\left(-1;3\right)$$

$$2$$

$$4$$

$$16$$

$$0$$

$$2x+y-5=0$$

$$2x+y+5=0$$

$$2x+y=0$$

$$x+2y-5=0$$