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Use the following equation find the radius of the circle by completing the square. x2 + y2 + 16x − 14y − 211 = 0 r = 14 r = 18 r = 19 r = 21
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Use the following equation find the radius of the circle by completing the square.

x2 + y2 + 16x − 14y − 211 = 0

r = 14
r = 18
r = 19
r = 21

User Giampaolo Levorato
by
8.0k points

1 Answer

4 votes
your answer would be r = 18 
User JRoughan
by
8.7k points
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