Evaluate the Sum Using the Given Information $$x _ { 1 } = - 4 , x _ { 2 } = 5 , x _ { 3 } = 2 , x _ { 4 } = 1 , \text { and } \Delta x = - 0.8 ; f ( x ) = x ^ { 2 }$$

Multiple Choice

Evaluate the sum using the given information.
- $$x _ { 1 } = - 4 , x _ { 2 } = 5 , x _ { 3 } = 2 , x _ { 4 } = 1 , \text { and } \Delta x = - 0.8 ; f ( x ) = x ^ { 2 }$$
$\sum _ { \mathrm { i } = 1 } ^ { 4 } \mathrm { f } \left( \mathrm { x } _ { \mathrm { i } } \right) \Delta \mathrm { x }$

A) $- 147.2$
B) $- 36.8$
C) $- 4.4864$
D) $- 35.2$