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1.2 Co-ordinate geometry in the x, y plane

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Question 20

The circle C C\,C has the equation x2+y2−6x−12y=0x^2 + y^2 - 6x - 12y = 0x2+y2−6x−12y=0. The line l l\,l is a tangent to C C\,C at the point (8,3)(8, 3)(8,3).

Find the equation of l l\,l in the form ax+by+c=0ax + by + c = 0ax+by+c=0.

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1.2 Co-ordinate geometry in the x, y plane Questions

  1. A Level
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  3. /1.2 Co-ordinate geometry in the x, y plane