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Test Index

Circles Part 2

Section: Mathematics

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Question : 4

Total: 78

Let the set of all values of r, for which the circles (x+1)2+(y+4)2=r2 and x2+y2−4x−2y−4=0 intersect at two distinct points be the interval (α,β) . Then αβ is equal to

[22 Jan 2026 Shift 1]

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