跪求f(x)=(根号下x^2-3x-4)/x 1a3 2a2b ab2-2a2b-ab2 b3
问题描述:
跪求f(x)=(根号下x^2-3x-4)/x 1a3 2a2b ab2-2a2b-ab2 b3
(60*140 50*140)*2 60*50A= 则s,t属于A,t不等于0
答
BE=BC CE=BC CA/2mx2-(1-m)x 1>0比如0 (BC CA AB)/2比如BE=BC CE=BC CA/2