Math Problem Statement

Diketahui suatu barisan aritmatika mempunyai suku ke 7 dan suku ke 13 berturut turut 31 dan 55 suku ke 33 barisan tersebut adalah

Solution

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Math Problem Analysis

Mathematical Concepts

Arithmetic Sequences
Algebra

Formulas

Un = a + (n - 1) * d

Theorems

Formula for nth term of an arithmetic sequence

Suitable Grade Level

Grades 9-10