Mathematics, 29.03.2021 22:00 penaceci15

A clothing store is having a sale on T-shirts. The first T-shirt you buy costs $7, and every additional shirt costs only $5. Let f(n) be the total cost of n shirts. f is a sequence. What kind of sequence is it? Choose 1 Arithmetic sequence B Geometric sequence Write an explicit formula for the sequence.

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A clothing store is having a sale on T-shirts. The first T-shirt you buy costs $7, and every additio...

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