| Exam Board | AQA |
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| Module | C1 (Core Mathematics 1) |
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| Year | 2015 |
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| Session | June |
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| Marks | 5 |
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| Topic | Straight Lines & Coordinate Geometry |
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2 The point \(P\) has coordinates \(( \sqrt { 3 } , 2 \sqrt { 3 } )\) and the point \(Q\) has coordinates \(( \sqrt { 5 } , 4 \sqrt { 5 } )\). Show that the gradient of \(P Q\) can be expressed as \(n + \sqrt { 15 }\), stating the value of the integer \(n\).
[0pt]
[5 marks]