Ex 7.6, 19 - Integrate ex (1/x - 1/x2) - Class 12 CBSE - Ex 7.6

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Ex 7.6, 19 𝑒𝑥 1﷮𝑥﷯ − 1﷮𝑥2﷯﷯ ﷮﷮𝑒𝑥 1﷮𝑥﷯ − 1﷮𝑥2﷯﷯ 𝑑𝑥﷯ Putting, 𝑓 𝑥﷯= 1﷮𝑥﷯ ∴ 𝑓﷮′﷯ 𝑥﷯= − 1﷮𝑥2﷯ Thus, ﷮﷮𝑒𝑥 1﷮𝑥﷯ − 1﷮𝑥2﷯﷯ 𝑑𝑥﷯ = 𝒆﷮𝒙﷯﷮𝒙﷯+𝑪

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