Math Problem Statement
simplify the following equation to a cubic function : f(n) = (2+3+4+...+n) + (2+3+4+...+(n-1)) + (2 + 3 + 4 + ... + (n-2)) + (2 + 3 + 4 + ... + (n-3)) + ... + (2 + 3) + 2 + 0
Solution
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Math Problem Analysis
Mathematical Concepts
Summation
Arithmetic Series
Cubic Functions
Formulas
Sum of integers from a to b: (b(b+1)/2) - ((a-1)a/2)
Cubic function f(n) = n(n-1)(n+1)/3
Theorems
Summation formula for consecutive integers
Arithmetic progression
Suitable Grade Level
Grades 10-12
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