1.If ∫dxx2+2x+2=f(x)+c\int \frac{dx}{x^2 + 2x + 2} = f(x) + c∫x2+2x+2dx=f(x)+c, then f(x)=f(x) =f(x)=a.\tan^{-1}(x+1)b.2\tan^{-1}(x+1)c.-\tan^{-1}(x+1)d.3\tan^{-1}(x+1)Login to continueOnly logged in users canattempt or see the solution.