Math Problem Statement
Encuentra el vigésimo término de la progresión geométrica: –15, –12, –9, –6… Datos: a1 = –15; d = –12–(–15); n = 20
Solution
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Math Problem Analysis
Mathematical Concepts
Arithmetic Progression
Problems in Sequences and Series
Formulas
Formula for the n-th term of an Arithmetic Progression
Theorems
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Suitable Grade Level
High School