1. -a2 (√5 -1)/4
2. -a2 (√5 +1)/4
3. -a2 (√5 -1)/2
4. -a2 (√5 +1)/2
-a2 (√5 +1)/2
1. cosecα
2. –cosecα
3. secα
4. –secα
–secα
1. 1
2. 2
3. 3
4. 4
1
1. (17/2,3)
2. (2, 17/3)
3. (2, 3/17)
4. (3, 2/17)
(2, 17/3)
1. (2,3)
2. (1/2,3)
3. (-1/2,4)
4. (1,4)
(1/2,3)
1. PA :PB= 1 : 3
2. P is the mid-point of ¯AB
3. P is a point of trisection of ¯AB
4. P divides ¯AB
PA :PB= 1 : 3
1. 2 : 3
2. 3 : 2
3. - 2 : 3
4. - 3 :2
2 : 3
1. 3 : 2 externally
2. 2 : 3 externally
3. a : b externally
4. b : a externally
2 : 3 externally
1. (4, -9)
2. (4/3,-3)
3. (4, -12)
4. (-4, 12)
(4/3,-3)
1. (3,2)
2. (4,0)
3. (1,0)
4. (-1,0)
(4,0)