Math Problem Statement
the numbers 2, b, c, d, 72 are listed in increasing order so that 2,b,c form an arthematic sequence b,c,d form a geometric series and c,d,72 form a harmonic sequence. what is value of b+c
Solution
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Math Problem Analysis
Mathematical Concepts
Arithmetic Sequences
Geometric Sequences
Harmonic Sequences
Formulas
Arithmetic sequence: nth term formula
Geometric sequence: nth term formula
Harmonic sequence: nth term formula
Theorems
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Suitable Grade Level
Grades 10-12
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