(x-1)(x-3)(x-5)(x-7)(x+2)(x+4)(x+6)=5040 解x

来源：百度知道编辑：UC知道时间：2024/09/28 10:48:31

快快帮忙啊呵呵

x =

[ 0]
[ -5.9234223026722953543767222932929]
[ -4.3152699195850518566605020857591]
[ -1.2025596527075859304194179082208]
[ 4.1832808273414382100304064677825-.32058902566279400309036785305949*i]
[ 4.1832808273414382100304064677825+.32058902566279400309036785305949*i]
[ 7.0746902202820567213958293517077]

将5040分解有5040=1*2*3*4**5*6*7，与上式比较x=0，你几年级的

(x-1)(x+1)(x+3)(x+5)+15 (x+1)(x+3)(x+5)(x+7)+15 分解(x+1)(x+3)(x+5)(x+7)+15 (X+2)(X+3)(X+4)(X+5)+1 因式分解 (x+1)(x+3)(x+5)(x+7)+15 [x+2]/[x+1]-[x+4]/[x+3]-[x+3]/[x+2]+]x+5]/[x+4] 求｜X-1｜+｜X-3｜+｜X-5｜......+｜X-2001｜－｜X｜-｜X-2｜－｜X-4｜-｜X-2002｜的值 x^6+x^5+x^4+x^3+x^2+x+1=0 1x 2x 3x 4x 5x 6=( )x( )+( ) 1+x+x^2+x^3+x^4+x^5+……+x^2005（已知1+x+x^2+x^3+x^4=0）