来源:蜘蛛抓取(WebSpider)
时间:2017-04-18 12:04
标签:
24 70 2.8 35 1.4
(1)(4x+3)(5-x) (2)(x-1)?+2x(x-1)=0 (3)2x?-4x-5=0 (4)-3x?-4x+4=0 (5)3x(x-1)=2-2x (6)(x-1)(x+2)=70 (7)x(x+6)=7 (8)(3-x)?+x?=9
本回答由提问者推荐
var sogou_ad_id=731547;
var sogou_ad_height=160;
var sogou_ad_width=690;