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DEL../Y3/F4 DEL X2/Y3/F4 DEL Y3/F4 DEL /Y3/F4
DEL../Y3/F4 DEL X2/Y3/F4 DEL Y3/F4 DEL/Y3/F4
(-2,y1), (2,y2), (3,y3)都在反比例函数y=-的图象上, 则下列结论中正确的是 A.y1< y2< y3B.y3 < y2< y1C.y1< y3 < y2 y2 < y3 < y1
y3<y2<y1 y1<y2<y3 y2<y1<y3 y2<y3<y1
(-2,y1), (2,y2), (3,y3)都在反比例函数y=-的图象上, 则下列结论中正确的是 A.y1< y2< y3B.y3 < y2< y1C.y1< y3 < y2 y2 < y3 < y1
Y2必须得电 X4必须得电 Y5和X15都要得电 只需X5闭合
(-3,y1), (-2,y2), (-1,y3)三点都在函数y=-的图象上,则y1、y2、y3的大小关系是( ). A.y1>y2>y3 B.y1<y2<y3 C.y1=y2=y3 y1<y3<y2
c1y1+c2y2+y3 c1y1+c2y2-(c1+c3)y3 c1y1+c2y2-(1-c1-c2)y3 c1y1+c2y2+(1-c1-c2)y3
W2-、X+ X+ 、Y3+ Y3+ 、Z2- X+ 、Z2-
x=6,y=15 x=3,y= x=3,y=15 x=6,y=
DEL../Y3/F4 DEL X2/Y3/F4 DEL Y3/F4 DEL/Y3/F4
X1,X2,X3中的一个 Y1,Y2,Y3中的一个 A 协商解决
Y1=0.4636X1-0.2411X2+0.6126X3-0.3821X4-0.4535X5 Y1=2.8562X1+0.8090X2+0.5401X3+0.4516X4+0.343X5 Y1=0.4636X1+0.4571X2+0.47X3+0.4217X4+0.4213X5 Y1=0.8635X1+0.8236X2+0.7469X3+0.8882X4+0.8832X5