Detailed description
y = f(x) of f(x) = x squared + 1, parabola, shaded region with width between points marked on the x axis as x and x+h, shaded are labelled as A(x+h) – A(x).
Integration
y = f(x) of f(x) = x squared + 1, parabola, shaded region with width between points marked on the x axis as x and x+h, shaded are labelled as A(x+h) – A(x).