Solve the Problem $| \mathrm { E } _S |$ In Estimating

Multiple Choice

Solve the problem.
-Find an upper bound for $| \mathrm { E } _S |$ in estimating $\int _ { 0 } ^ { 5 } \left( 6 \mathrm { x } ^ { 2 } - 8 \right) \mathrm { dx }$ with $\mathrm { n } = 8$ steps.

A) 0
B) $\frac { 625 } { 12288 }$
C) $\frac { 625 } { 73728 }$
D) $\frac { 625 } { 24576 }$