Jawab:
76
Penjelasan dengan langkah-langkah:
a = 20
b (selisih) = 4
n = 15
Un = a + (n - 1)b
U15 = 20 + (15-1)4 = 20 + 56 = 76
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Jawab:
76
Penjelasan dengan langkah-langkah:
a = 20
b (selisih) = 4
n = 15
Un = a + (n - 1)b
U15 = 20 + (15-1)4 = 20 + 56 = 76