" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
r = 2/1 = 2
S10 = a(r^10 - 1) / (r-1)
= 1( 2^10 - 1) /(2-1)
= 2^10 - 1
= 1024 - 1
=1023 (A)