**Problem : **
Compute *U*_{3}(*f*, 0, 3) and *L*_{3}(*f*, 0, 3) for *f* (*x*) = (*x* - 2)^{2}.

U_{3}(f, 0, 3) | = M_{i} = (4 + 1 + 1) = 2 | ||

L_{3}(f, 0, 3) | = m_{i} = (1 + 0 + 0) = |

We may conclude that ≤(

**Problem : **
Compute - 1*dx*.

**Problem : **
Compute *xdx*.

U_{n}(x, 0, 2) | = | ||

= | i | ||

= | |||

= | 2 - | ||

= | 2 |

and similarly for

Take a Study Break!