Math Problem Statement
Jumlah n suku pertama suatu deret aritmatika di tentukan oleh rumus sn=4n²-n. Suku ke 5 deret tersebut adalah
Solution
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Math Problem Analysis
Mathematical Concepts
Arithmetic Sequence
Summation Formulas
Formulas
S_n = 4n^2 - n
a_n = S_n - S_{n-1}
Theorems
Properties of Arithmetic Sequences
Suitable Grade Level
Grades 8-10