Jawabanmu

2014-04-23T19:21:24+07:00
25, 30, 35, 40, 45, 50, 55, 60, 65, 70, 75, 80, 85, 90, 95
2014-04-23T20:14:23+07:00
A=25 | b=5 | Un=95 | Un=a+(n-1)b | 95=25+(n-1) 5 | 70=5n-5 | 75=5n | n=15 semoga membantu^^
4 4 4