JEE Math Practice Question
If the circles x2 + y2 $$-$$ 16x $$-$$ 20y + 164 = r2 and (x $$-$$ 4)2 + (y $$-$$ 7)2 = 36 intersect at two distinct points, then :
- A.r > 11
- B.0 < r < 1
- C.r = 11
- D.1 < r < 11
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