" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
(x²+6x+9)+(y²+10y+25)=15+9+25
(x+3)²+(y+5)²=49
(x-h)²+(y-k)²=r²
C(-3,-5) r =7