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The integral of a constant times a function is equal to the constant multiplied by the integral of the function
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$4\int_{0}^{1} xe^{-141x}dx$
Learn how to solve problems step by step online. Integrate the function 4xe^(-141x) from 0 to 1. The integral of a constant times a function is equal to the constant multiplied by the integral of the function. We can solve the integral \int xe^{-141x}dx by applying integration by parts method to calculate the integral of the product of two functions, using the following formula. First, identify u and calculate du. Now, identify dv and calculate v.