Penjelasan dengan langkah-langkah:
U6 = a + 5b = 37
U12 = a + 11b = 73
11b - 5b = 73 - 37
6b = 36
b = 6
a + 5 (6) = 37
a + 30 = 37
a = 7
rumus suku ke-n
Un = a + (n - 1) . b
Un = 7 + (n - 1) . 6
Un = 7 + 6n - 6
Un = 6n + 1
" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Penjelasan dengan langkah-langkah:
U6 = a + 5b = 37
U12 = a + 11b = 73
11b - 5b = 73 - 37
6b = 36
b = 6
a + 5 (6) = 37
a + 30 = 37
a = 7
rumus suku ke-n
Un = a + (n - 1) . b
Un = 7 + (n - 1) . 6
Un = 7 + 6n - 6
Un = 6n + 1