SabziiKumari
New member
- Joined
- Jan 24, 2010
- Messages
- 19
find the five first terms in the geometric series which is the sum :
1st and 3rd term = 50
2nd and 4th term = 150
do solve this would you have to make simultanuous eqations.
1 .. a + ar2 = 50
2.. ar + ar3 = 150
sn4 = 200
what would i do next ?
thanks.
1st and 3rd term = 50
2nd and 4th term = 150
do solve this would you have to make simultanuous eqations.
1 .. a + ar2 = 50
2.. ar + ar3 = 150
sn4 = 200
what would i do next ?
thanks.