Write the centre and radius of the circle : (x+5)^2+(y+1)^2=9 - Vidyadip

Question

Write the centre and radius of the circle : \[(x+5)^2+(y+1)^2=9\]

✓

Answer

On comparing the given circle with $(x-h)^2+(y-k)^2= R ^2$
$\Rightarrow h=-5, k=-1$ and $R =3$

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