# Calculus

Evaluate (integral) e^3x dx.

A. e^3x + C
B. 1/3e^3x + C
C. e^4x + C
D. 1/4e^4x + C

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1. let u = 3x
so, du = 3dx, or dx = du/3

integral e^3x dx = integral e^u du/3

you can surely take it from there. . .

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