Evaluate limn→∞∏k=2n(1−1k2)\lim_{n \to \infty} \prod_{k=2}^{n} \left( 1 - \frac{1}{k^2} \right)limn→∞∏k=2n(1−k21).
000
1/21/21/2
111
e−1e^{-1}e−1