Question

Write the equation in standard form for the circle with center (8, – 1) and radius 3 10.

Answer 1

Explanation:

Standard form of circle with center (h,k) and radius r is

(x-h)^2 + (y-k)^2 = r^2

for this circle, this becomes

(x-8)^2 + (y+1)^2 = 310^2