Identify the Function Defining an Arithmetic Sequence with f(2) = -4

Math Problem Statement

Which function defines the sequence 20, 17, 14, 11 ... and f(2) = -4?

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Sequences
Arithmetic Sequence
Functions

Arithmetic sequence formula: a_n = a_1 + (n - 1) * d
Linear function: f(x) = mx + b

Arithmetic Sequence Formula

Grades 9-12

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