The area, in square centimeters, of a circle whose radius is r cm is given by A = r2

Chapter 2, Problem 2.4.35

(choose chapter or problem)

The area, in square centimeters, of a circle whose radius is r cm is given by A = r2. (a) Write this formula using function notation, where f is the name of the function. (b) Evaluate f(0). (c) Evaluate and interpret f(r + 1). (d) Evaluate and interpret f(r)+1. (e) What are the units of f1(4)?

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