" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
b = 19-16 = 3
Un = a+(n-1)b
Un = 16+(n-1)3
U10 = 16+9.3
= 16+27
= 43
semoga membantu ya :)