!$ L(x_1, \cdots, x_n; \mu) = { \large 1 \over ( 2 \pi)^n} Exp [ \sum_{ i =1}^n (x_i - \mu)^2] !$

!$ L(x_1, \cdots, x_n; \mu) = { \large 1 \over ( 2 \pi)^{n/2}} Exp [ { \large -1 \over 2} \sum_{ i =1}^n (x_i - \mu)^2] !$

!$ L(x_1, \cdots, x_n; \mu) = { \large 1 \over ( 2 \pi)^{n/2}} Exp [ { \large 1 \over 2} \sum_{ i =1}^n (x_i - \mu)^2] !$

!$ L(x_1, \cdots, x_n; \mu) = { \large 1 \over ( 2 \pi)} Exp [ { \large 1 \over 2} \sum_{ i =1}^n (x_i - \mu)^2] !$

!$ L(x_1, \cdots, x_n; \mu) = { \large 1 \over ( 2 \pi)} Exp [ { \large -1 \over 2} \sum_{ i =1}^n (x_i - \mu)^2] !$