If y = (xx)x, then which one of the following is correct ?
1
\(\frac{\text{dy}}{\text{dx}}\) + xy(1 + 2 ln x) = 0
2
\(\frac{\text{dy}}{\text{dx}}\) − xy(1 + 2 ln x) = 0
3
\(\frac{\text{dy}}{\text{dx}}\) − 2xy(1 + ln x) = 0
4
\(\frac{\text{dy}}{\text{dx}}\) + 2xy(1 + ln x) = 0