" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
a. u10=4+(10-1)5
=49
b. un=a+(n-1)b
u20=4(19)5
=99
c. un=a+(n-1)b
u25=4+(24)5
=124
Sorry klo salah