fvianney324 fvianney324 10-01-2024 Mathematics contestada 8 1. 6- 4+ +++ 2- 4. FORMULAS A UTILIZAR: My M 3. 1 f-1 f(x) = 2·x? n = 4 1-1 ... = n(n+1) 2 n(n + 1))(2n + 1) 6 n (n + 1)) 4 +++ 2 n(n+16n +91 + n-1) 30 ที่ + n 2 2n +3m + n 6 n + 2n + n 4 6n +15n* +10 30 - 1
