Math Problem Statement

hallar la suma de los primeros 5 terminos de 7;15;23;31;39;...

Solution

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Math Problem Analysis

Mathematical Concepts

Arithmetic Progressions
Summation of Series

Formulas

S_n = \frac{n}{2} \cdot (2a_1 + (n-1) \cdot d)
Common difference: d = a_{n+1} - a_n

Theorems

Sum of an Arithmetic Series

Suitable Grade Level

Grades 9-11