Your calculator says error because you cant have a square root of a negative number because there is no solution to that maybe recheck your equation and try again
Do you have a multiple choice selection of answers, because there is no way to pick a job out of the blue without certain choices and a math problem set up.
Answer:

Step-by-step explanation:
The equation of a circle is given by:

Where (h, k) is the center and r is the radius.
The center of the circle is (1, -4).
And the radius is 3.
Substitute:

Simplify. Thus, our equation is:

The relationship for this function is linear love