### Home > CCA2 > Chapter Ch5 > Lesson 5.2.3 > Problem 5-87

5-87.

A circle has the equation . If the circle is shifted

The general equation for a circle is

where the center is at .

Be sure to square the doubled radius correctly:

5-87.

A circle has the equation . If the circle is shifted

The general equation for a circle is

where the center is at .

Be sure to square the doubled radius correctly: