The point of intersection of these two parabolas are O (0, 0) and A (1, 1) as shown in the fig.

Here, we can set y^{2} = x or y = √x = f(x) (because region lies above x-axis) and y = x^{2} = g(x) where, f(x) ≥ g(x) in [0, 1].

Therefore, the required area of the shaded region