" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
4 9
5
Bawah : 2A=5 ---> A=5/2
Tengah : 3A+B=4
3(5/2)+B=4
15/2+B=8/2 ----->B=-7/2
Atas : A+B+C=2
5/2-7/2+C=4/2 ----->C=6/2
Un=An²+Bn+C
Un=5/2 n²-7/2 n+6/2
Un=½n(5n-7) + 3 --->Ini pola ke n