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1 Unit 1: Pure Mathematics A

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Question 47

The circle C1 C_1\,C1​ has centre (0,0)(0,0)(0,0) and radius 5. The circle C2 C_2\,C2​ has centre (t,12)(t,12)(t,12) and radius 8.

Find all values of t t\,t for which the circles touch.

[5]
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1 Unit 1: Pure Mathematics A Questions

  1. A Level
  2. /Maths
  3. /1 Unit 1: Pure Mathematics A

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