" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
(2a+(n-1)b)=2S/n
2a=2S/n -((n-1)b)
a=[2S/n -((n-1)b)]/2
a=S/n - ½(n-1)b