Question

What is the standard form of the equation of a circle with r=4; C(3,-4)?

Answer 1

Standard form for circle ...
`(x-h)^2+(y-k)^2=r^2`

Explanation:

For this problem, `r=4, h=3, k=-4`

`(x-3)^2+(y+4)^2=4^2=16`

hope that helped!