Math Problem Statement
Carilah jumlah deret 45 + 42 1/2 + 40 + ... (-27 1/2)
Solution
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Math Problem Analysis
Mathematical Concepts
Arithmetic Series
Sequences and Series
Formulas
Sum of an arithmetic series: S_n = (n/2) * (a + l)
General term of an arithmetic series: l = a + (n - 1) * d
Theorems
Arithmetic Progression Sum Formula
Suitable Grade Level
Grades 9-12
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