Today's calculation of Integral 418
Source:
February 12, 2009
calculusintegrationcalculus computations
Problem Statement
(1) 2009 Kansai University entrance exam
Calculate \int \frac{e^{\minus{}2x}}{1\plus{}e^{\minus{}x}}\ dx.
(2) 2009 Rikkyo University entrance exam/Science
Evaluate \int_0^ 1 \frac{2x^3}{1\plus{}x^2}\ dx.