\(\left(1-\frac{1}{2^2}\right)\left(1-\frac{1}{3^2}\right)\left(1-\frac{1}{4^2}\right).....\left(1-\frac{1}{2007^2}\right)\)

mong mấy bạn giúp.

\(\frac{3}{4}\cdot\frac{9}{8}\cdot\frac{15}{16}\cdot\frac{24}{25}\cdot\frac{35}{36}\cdot\frac{48}{49}\)

Mong các bạn giúp đỡ.