" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Kelas IX
U7 = a + 6b = 38
U3 = a + 2b = 18
___________ -
4b = 20
b = 5
a +10 = 18
a = 8
U24 = a + 23b
= 8 + 23.5
= 123
Sn = n/2 (a+Un)
S24 = 24/2 (8+123)
S24 = 12.131 = 1572
Mohon maaf apabila ada kesalahan