Test Index

Parabola Part 2

Section: Mathematics

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Question : 9 of 45

Marks: +1, -0

Let r be the radius of the circle, which touches x axis at point (a,0),a<0 and the parabola y2=9x at the point (4,6). Then r is equal to ____ .

[8 Apr 2025 Shift 2]

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