$\mathop {\lim }\limits_{x \to 2} \left( {\sum\limits_{n = 1}^9 {{x \over {n(n + 1){x^2} + 2(2n + 1)x + 4}}} } \right)$ is equal to :

Question

${9 \over {44}}$

${5 \over {24}}$

${1 \over 5}$

${7 \over {36}}$

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