An algebra problem by MaFiA maNiAc
Algebra
Level
4
\[ \large \left( 1 - \dfrac1{2^2} \right)\left( 1 - \dfrac1{3^2} \right)\left( 1 - \dfrac1{4^2} \right)\cdots \left( 1 - \dfrac1{2007^2} \right) = \, ? \]
by
MaFiA maNiAc