The radius r of a circle can be written as a function of the area A with the following equation: r= sqrt(A/pi) What is the domai

Question

BabaBlast [244]

3 years ago

10

The radius r of a circle can be written as a function of the area A with the following equation: r= sqrt(A/pi) What is the domai

n of this function? Explain why it makes sense in this context.

Mathematics

1 answer:

Zepler [3.9K] · Answer 1 · 2022-05-01T18:48:20+03:00

Zepler [3.9K]3 years ago

7 0

The domain of the function is \[A \ge0\] If A is negative we get an imaginary number for the radius. This makes sense because the area of a circle cannot be negative.