1. 190
2. 170
3. 180
4. 160
170
1. Rectangular hyperbola
2. Hyperbola
3. Ellipse
4. Parabola
Hyperbola
1. π/2
2. π/3
3. π/6
4. π/4
π/2
1. 2
2. √2
3. 3
4. √3
√2
1.
2.
3.
4.
1. cannot determined
2. 2
3. √2
4. 3/2
√2
1. (a2-b2)2
2. (a2+b2)2
3. a2+b2
4. a2-b2
(a2+b2)2
1. (2,2)
2. (2,1)
3. (1,2)
4. (1,1)
(1,1)
1. 6
2. 12
3. 9
4. 36
12
1. (1,2)
2. (1,-2/5)
3. (-1,2/5)
4. (2/5,1)
(1,2)