Problem

\( \int_{3}^{4} e^{-2 x} d x \)

Solution

Step 1 :\( \int e^{-2 x} d x = -\frac{1}{2} e^{-2 x} + C \)

Step 2 :\( -\frac{1}{2} e^{-2 (4)} - (-\frac{1}{2} e^{-2 (3)}) \)

Step 3 :\( -\frac{1}{2}( e^{-8} - e^{-6}) \)

From Solvely APP
Source: https://solvelyapp.com/problems/8344/

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