why does the prof wrote a mistake there and wrote 2cos theta in there(adsbygoogle = window.adsbygoogle || []).push({});

??

(i didnt typed the question correctly,the original is

i need to calculate the integral on the volume enclosed by z>=0 and the sphere wich is written in the photo.)

how mathematicky can i get this transition

how to get this expression

from cartesian to polar and get the 2 cos teta on the interval

[TEX]\rho\le 2\cos \phi[/TEX]

??

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# What is the mistake here

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