Given the two circles x² + y? – 4y + 3 = 0, x? + y? – 2x – 4y – 4 = 0, we can say that O (a) they are tangent (one point of intersection) O (b) they do not intersect and the second is internal to the first O (c) they intersect at four distinct points O (d) they intersect at two distinct points O (e) they do not intersect and the first is internal to the second

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