Penjumlahan model gaus 10+11+12 +79 By Admin ReiPosted on December 2, 2022 Penjumlahan model gaus 10+11+12 +79 A = 10Un = n + 10 – 179 = n + 9n = 70 S70 = 35 x (10+79) = 35 x 89 = 3.115