TS EAMCET 5-Aug-2021 Shift 2 Question Paper

Section: Mathematics

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Question : 59 of 160

Marks: +1, -0

If a circle (x−1)2+y2 = r2 touches the ellipse x2+4y2 = 16, internally, then r =

√
11
3
11
3
√
15
2
2

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