수학1_수열의 극한_무한대/무한대_난이도 하

$\lim \limits_{n \to \infty} \dfrac{n^2+3n}{\left \{ \left ( 1+\dfrac{1}{2} \right )\left ( 1+\dfrac{1}{3} \right )\left ( 1+\dfrac{1}{4} \right )\cdots\left ( 1+\dfrac{1}{n} \right ) \right \}^2}$ 의 값은?

 

① $\dfrac{1}{4}$          ② $\dfrac{1}{2}$          ③ $1$          ④ $2$          ⑤ $4$

 

 

 

정답 ⑤