#### Answer

$x^2+2x+y^2+8y+16.75=0$

#### Work Step by Step

Center=$(-1,-4)$ Radius=$0.5$
Equation:
$(x+1)^2+(y+4)^2=0.5^2$
$\implies x^2+2x+1+y^2+8y+16=0.25$
$\implies x^2+2x+y^2+8y+16.75=0$

Published by
Brooks Cole

ISBN 10:
0-53449-636-9

ISBN 13:
978-0-53449-636-4

$x^2+2x+y^2+8y+16.75=0$

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