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Back to AQA Maths Higher June 2018 Paper 3 Home
​Q28: Answers – Paper 3 – June 2018
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Content:
  • Circles – Equation of Tangents​
Quizzes:​
  • Circles – Equation of Tangents

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Picture

Working

P is a point on the circle with equation         x2 + y2 = 80

P has x-coordinate 4 and is below the x-axis.

Picture
Work out the equation of the tangent to the circle at P.
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Question

28) P is a point on the circle with equation         x2 + y2 = 80

P has x-coordinate 4 and is below the x-axis.

Picture
Work out the equation of the tangent to the circle at P.
[5 marks]
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