| Exam Board | CAIE |
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| Module | P1 (Pure Mathematics 1) |
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| Year | 2018 |
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| Session | June |
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| Topic | Straight Lines & Coordinate Geometry |
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8 Points \(A\) and \(B\) have coordinates \(( h , h )\) and \(( 4 h + 6,5 h )\) respectively. The equation of the perpendicular bisector of \(A B\) is \(3 x + 2 y = k\). Find the values of the constants \(h\) and \(k\).