Answered

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I.
Choose the correct answer from the given alternatives and we
space provided.
1. What is the center of circle whose equation is x2+y2 - 2x+4y +8 = 0?
A. (-2.4)
B. (1,-2)
C. (2,-4)
D. (2,-2)​

Sagot :

alainagkoffi
It’s A because (-2)2+(4)2-2(-2)+4(4)+8=0
-4+8+4+-16+8
(8+8) (-4+4) (-16)
16 -16 =0
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