If I’m trying to integrate (-10e^(3x))/(1+e^x)dx, how exactly do I solve? I understand you use u-substitution, right? I think it’s best to substitute u for 1+e^x but I’m not really sure

2 answers

Nevermind, I think I figured it out.
I hope you got
∫-10(e-1)^3/u du
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