" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
-7 + 261
254 (c)
b = 9
suku ke 30
U₃₀ = a + (n-1) b
= -7 + ( 30-1)9
= -7 + (29)9
= -7 + 261
= 254
jawabannya C