Question

Find the equation of the locus of a point is at a distance 7 units from the point(1,6).​

Answer 1

Explanation:

let (x,y) be any point on the locus.

Then

`√((x-1)^2+(y-6)^2) =7\\or\\(x-1)^2+(y-6)^2=49\\which ~is~a~circle.`