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Mathematics 18 Online
OpenStudy (anonymous):

∫e^(-7x) dx work please

OpenStudy (rulnick):

(-1/7)e^(-7x) + C

OpenStudy (anonymous):

let u=-7x

OpenStudy (rulnick):

integral e^(-7x) dx = (-1/7) integral -7e^(-7x) dx = (-1/7) e^(-7x) + C

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