(2009²-2008²)+(2007²-2006²)+(2005²-2004²)+·····+1²整式的化简,求用简便方法解
问题描述:
(2009²-2008²)+(2007²-2006²)+(2005²-2004²)+·····+1²
整式的化简,求用简便方法解
答
(2009²-2008²)+(2007²-2006²)+(2005²-2004²)+·····+1²
整式的化简,求用简便方法解