Jika Sigma batas atas 5 batas bawah i = 1 xi² + 2/x = 105, maka x = … 28/07/2022 by hadi wargamasyarakat Jawab: 5 ∑ xi² + 2 = 105 i=1 x (x+2)+(4x+2)+(9x+2)+(16x+2)+(25x+2)=105 x 55x + 10 = 105 x 105x – 55x = 10 50x = 10 x = 1/5 Fungsi Invers Matematika