Determine the value of ∫01dx1+x2\int_0^1 \frac{dx}{\sqrt{1+x^2}}∫011+x2dx.
ln(1+2)\ln(1+\sqrt{2})ln(1+2)
ln(2)\ln(\sqrt{2})ln(2)
arcsinh(1)\text{arcsinh}(1)arcsinh(1)
ln(1)\ln(1)ln(1)