Jawaban:
a + (n-1).6
Penjelasan dengan langkah-langkah:
U6= a+5.b = 37
U12= a+11.b = 73
------------------ -
-6.b = - 36
b = 6
*masukkan b = 6 ke : a + 5.b = 37
a + 5.6 = 37
a + 30 = 37
a = 7
rumus suku ke-n = a + (n-1).b
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Jawaban:
a + (n-1).6
Penjelasan dengan langkah-langkah:
U6= a+5.b = 37
U12= a+11.b = 73
------------------ -
-6.b = - 36
b = 6
*masukkan b = 6 ke : a + 5.b = 37
a + 5.6 = 37
a + 30 = 37
a = 7
rumus suku ke-n = a + (n-1).b
a + (n-1).6