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【题目】2.设函数y=f(x)的图形如图2-12,试在图2-12(a)、(b).(e).(d)中分别标出在点xn的dy、△y及△ydy,并说明其正负,yyf(x)0+4r(a)(b)y-fux)y-fu)0otAr行0+(e)(d)图2-12 相关知识点: 试题来源: 解析 【解析】-|||-2.(a)△y0,dy0,△y-dy0;-|||-(b)△y0,dy0,△y...
送出了赞 X1 00:00 00:00 分享到:QQ空间新浪微博 空有执念了残生～静默如初 屿 虽然我唱不好!可突然很喜欢这种曲风 1211 2017-01-24 11:45