Question

Cum se rezolva integrala :Integrala de la 0 la 1 din x supra 1+x dx

Answer 1

$\int_{0}^{1}{\frac{x}{1+x}}=\int_{0}^{1}{\frac{x+1-1}{1+x}}=\int_{0}^{1}{1-\frac{1}{1+x}}=x|_{0}^{1}-\ln{(1+x)}|_{0}^{1}=1-0-ln(2)+ln1=1-ln2$

Answer 2

rezolvarea o gasesti in poza 2