Discover a world of knowledge at Westonci.ca, where experts and enthusiasts come together to answer your questions. Get the answers you need quickly and accurately from a dedicated community of experts on our Q&A platform. Connect with a community of professionals ready to provide precise solutions to your questions quickly and accurately.

find the standard form, center, and radius of the following circles
1. x2+y2-4x+8y-5=0
2. 4x2+ 4y2+36y+5=0


Sagot :

Answer: The standard form a circle is (x−h)2+(y−k)2=r2 , where (h,k) is the center of the circle and r is the radius of the circle. Therefore, the center of the circle is at (2,4) and the circle has a radius of 5 .

Step-by-step explanation: