Helpppppppp pleasee:-) By Admin ReiPosted on December 4, 2022 Helpppppppp pleasee:-) Jawaban: a = 7 b = 11-7 = 4 Un = a+ (n-1) b Un = 7 + (n-1) 4 Un = 7 + 4n – 4 Un = 4n + 3