Question

***Help Request***
***Medal & Fan Rewarded***
Write the radius of the circle x^2+y^2=5

Answer 1

square root of 5.

Answer 2

\[\sqrt{5}\]

Answer 3

because the general equation of circle is
\(x^2+y^2=r^2\)
where r^2 is radius

Answer 4

** where r is the radius

Answer 5

so if you know that the equation equals r^2 to find r you do its inverse which is the sqrt.

Answer 6

thanks for the explanations and the help you guys!

Answer 7

http://openstudy.com/study#/updates/517e818de4b046c0c6df4b95