" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a=40,b=-3
Un=a+(n-1)b
Un=40+(n-1)-3
Un=40-3n+3
Un=43-3n.
B
U45=43-3(45)
U45=43-135
U45=-92.
smg mmbntu.
b) U45= a+(n-1)b=40+(45-1)-3
=40+44.-3=40+(-132)= -92
maaf kalau salah