Question

Relative to the circle with the equation x^2 + y^2 = 4 how has the circle with the equation (x+5)^2 + (y-6)^2 = 4 been shifted, what is the radius of the circle

Answer 1

the circle is shifted -5 on the x and +6 on the y. Center is (-5,6). Radius = 2.

Explanation: