(1²/2002-2²/2002+.13²/2002-14²/2002+15
(1²/2002-2²/2002+.13²/2002-14²/2002+15
简便计算(2002^3-2*2002²-2000)/(2002^3+2002²-2003)
2002²-2001²+2000²-1999²+.+2²-1²
计算2002²-2002乘2003=?
1 2002²-2001×2003 2 2001²-2010×2012
求2003²-2002²+2001²-2000²+……+3²-2
2002²-2001×2003=
1²+2²/1×2+2²+3²/2×3+……+2001²+2002
(1)2004²-2003²+2002²-2001²+2000²-19
2003²-2002²+2001²-2000²+……+3²-2
2001²-2000乘以2002的结果是
已知M=根号2001× 2002×2003×2004+1-2002²,求M的值