| Exam Board | OCR MEI |
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| Module | Paper 3 (Paper 3) |
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| Year | 2020 |
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| Session | November |
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| Topic | Standard Integrals and Reverse Chain Rule |
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10 In this question you must show detailed reasoning.
Show that \(\int _ { \mathrm { e } } ^ { \pi } \frac { 1 } { x } \mathrm {~d} x = \ln \pi - 1\) as given in line 37.