Question

equation of the circle: (1,3), r=5
using the formula (x-h)^2+(y-k)^2

Answer 1

(x-1)^2+(y-3)^2 = 25

Answer 2

\[\Large h=1 \quad ,\quad k=3\]
\[\Large (x-h)^2+(y-k)^2=r^2\]
\[\Large [x-(1)]^2+[y-(3)]^2=5^2\]
\[\Large (x-1)^2+(y-3)^2=25\]