Question

SUB lll,2-a cu functia f:R cu valori in R,f(x)=(3x+1)e la x

Answer 1

$\int\limits^1_0 { \frac{1}{e^{x} }* (3x+1) e^{x} } \, dx$
$e^{x}$ cu $e^{x}$ se reduc si iti ramane $\int\limits^1_0 {(3x+1)} \, dx = \frac{5}{2}$