Solve the Problem $\left| \mathrm { E } _ { \mathrm { T } } \right|$

Multiple Choice

Solve the problem.
-Find an upper bound for $\left| \mathrm { E } _ { \mathrm { T } } \right|$ in estimating $\int _ { 4 } ^ { 6 } \frac { 1 } { ( \mathrm { x } - 1 ) ^ { 2 } } \mathrm { dx }$ with $\mathrm { n } = 7$ steps.

A) $\frac { 4 } { 30,625 }$
B) $\frac { 4 } { 11,907 }$
C) $\frac { 4 } { 3969 }$
D) $\frac { 4 } { 147 }$