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1 Unit AS 1: Pure Mathematics

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Question 159

The circle C C\,C has equation x2+y2−8x+6y+5=0x^2+y^2-8x+6y+5=0x2+y2−8x+6y+5=0.

a.

Find its centre and exact radius.

[2]
b.

The horizontal line y=ky=ky=k is tangent to CCC. Find the possible values of kkk.

[2]
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1 Unit AS 1: Pure Mathematics Questions

  1. A Level
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