1. Determine the domain of the function below. 3. Evaluate the limit of lim(x2 + x + Vx + 1) x+1 X-3 g( x) = x2 + 2x 2. Solve for f-1(x) when f (x) = V2x + 3. 4. Define h as x2 x -2 h(x) =13x -2 x22 Determine whether the function h is continuous or discontinuous at x = 2