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the area (a) of a circle is a function of its radius (r) and is given by the function a = f...
Mathematics, 28.09.2019 18:00 Lizethh1
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the area (a) of a circle is a function of its radius (r) and is given by the function a = f(r) = πr2. what is the domain of this function?
a: all positive real numbers
b: all real numbers
c: all positive real numbers including 0
d: all real numbers excluding fractions
Answers: 1
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