| Exam Board | CAIE |
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| Module | P3 (Pure Mathematics 3) |
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| Year | 2007 |
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| Session | June |
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| Topic | Product & Quotient Rules |
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3 The equation of a curve is \(y = x \sin 2 x\), where \(x\) is in radians. Find the equation of the tangent to the curve at the point where \(x = \frac { 1 } { 4 } \pi\).