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OpenStudy (anonymous):
complete the square to write the equation of the sphere in standard form. Find the centre and the radius. X^2+y^2+z^2-2x+6y+8z+1=0
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OpenStudy (anonymous):
\[(x-1)^2+(y+3)^2+(z+4)^2=25\]
OpenStudy (anonymous):
center is (1,-3,-4) and radius is 5
OpenStudy (anonymous):
Thank you.
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