Number System Most Important Formulas List 2024
Shortcuts for number divisibility ; Important Formulas of Number System 1 + 2 + 3 + 4 + 5 + … + n = n(n + 1)/2 (1² + 2² + 3² + ….. + n²) = n ( n + 1 ) (2n + 1)/6 (1³ + 2³ + 3³ + ….. + n³) … Read more