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What is the area of the region of the complex plane defined by $$|z|<5$$ ?

Oct 13, 2018

#1
+76
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Shouldn't it just be $$\boxed{25\pi}$$

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Oct 13, 2018
#2
+97586
+2

What is the area of the region of the complex plane defined by  |z|<5 ?

$$let\\ z=a+bi\\ where\\ a^2+b^2<25$$

I think it is that simple.

Oct 13, 2018