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1.6.2 Coordinate geometry of the circle

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Question 16

The circle with equation x2+y2−10x+ky+20=0x^2 + y^2 - 10x + ky + 20 = 0x2+y2−10x+ky+20=0 has radius 3.

Find the two possible values of the constant kkk.

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1.6.2 Coordinate geometry of the circle Questions

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  3. /1.6.2 Coordinate geometry of the circle