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Official 2018 Paper 1 · Q3

Paper 1Algebra

Find the shortest distance between the two circles with equations:

(x+2)2+(y−3)2=18(x+2)^2+(y-3)^2=18
(x−7)2+(y+6)2=2(x-7)^2+(y+6)^2=2
A00
B44
C1616
D222\sqrt2
E525\sqrt2

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