Suku 10 Un = n(2n + 1)pakai cara yaaa By Admin ReiPosted on December 7, 2022 Suku 10 Un = n(2n + 1)pakai cara yaaa Un = n•(2n + 1) U10 = 10•(2•10 + 1) U10 = 10•(20 + 1) U10 = 10•21 U10 = 210