Find the Center-Radius Form of the Equation of the Circle $( 3,0 )$

Multiple Choice

Find the center-radius form of the equation of the circle.
-center $( 3,0 )$ , radius $\sqrt { 19 }$

A) $( x + 3 ) ^ { 2 } + y ^ { 2 } = 19$
B) $( x - 3 ) ^ { 2 } + y ^ { 2 } = 19$
C) $x ^ { 2 } + ( y - 3 ) ^ { 2 } = 361$
D) $( x - 3 ) ^ { 2 } + y ^ { 2 } = \sqrt { 19 }$