| Exam Board | CAIE |
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| Module | Further Paper 2 (Further Paper 2) |
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| Year | 2022 |
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| Session | June |
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| Topic | First order differential equations (integrating factor) |
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5 Find the solution of the differential equation
$$x ( x + 7 ) \frac { d y } { d x } + 7 y = x$$
for which \(y = 7\) when \(x = 1\). Give your answer in the form \(y = f ( x )\).