If the circles x2 + y2 + 4x + 22y + c = 0 bisects the circumference of x2 + y2 – 2x + 8y – d = 0 then c + d equal

(1) 60 

(2) 50

(3) 40 

(4) 56

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1 Answers

The correct option

(2) 50

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