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x1>x2,y1<y2 x1<x2,y1<y2 x1>x2,y1>y2 x1<x2,y1>y2
Abs(e^3*a+1g(y1^3)+1/sin(y2)) Abs(Exp(3)*a+Log(y1^3)/Log(10)+sin(y2)) Abs(Exp(3)*a+Log(y1^3)+sin(y2)) Abs(Exp(3)*a+Log(y1^3)+1/sin(y2))
y3<y2<y1 y1<y2<y3 y2<y1<y3 y2<y3<y1
Abs(e^2*a+Log(y1^3)+Sin(y2)) Abs(Exp(2)*a+Log(y1^3)/Log(10)+Sin(y2)) Abs(e^2*a+lg(y1^3)+Sin(y2)) Abs(Exp(2)*a+Log(y1^3)+Sin(y2))
(-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
x1>x2,y1<y2 x1<x2,y1<y2 x1>x2,y1>y2 x1<x2,y1>y2
(﹣2,y1), (3,y2)是反比例函数y=(k<0)图象上的两点,则有( ) A. y1<0<y2B. y2<0<y1 y1<y2<0 y2<y1<0
y2<y1<0 y1<y2<0 y2>y1>0 y1>y2>0
Abs(E^3+Log(Y1)+1/Tg(Y2)) Abs(Exp(3)+Log(Y1)/Log(10)+Atn(Y2)) Abs(Exp(3)+Log(Y1)+1/Atn(Y2)) Abs(Exp(3)+Log(Y1)+1/Am(X))
Abs(e^3*a+1g(y1^3)+1/sin(y2)) Abs(Exp(3)*a+Log(y1^3)/Log(10)+sin(y2)) Abs(Exp(3)*a+Log(y1^3)+sin(y2)) Abs(Exp(3)*a+Log(y1^3)+1/sin(y2))
x1=2 y1=2 x2=2 y2=1 x1=2 y1=2 x2=2 y2=2 x1=2 y1=1 x2=2 y2=2 x1=2 y1=1 x2=2 y2=1
Abs(e^2*a+Log(y1^3)+Sin(y2)) Abs(Exp(2)*a+Log(y1^3)/Log(10)+Sin(y2)) Abs(e^2*a+lg(y1^3)+Sin(y2)) Abs(Exp(2)*a+Log(y1^3)+Sin(y2))
都能使Y0或Y1得电 0步中Y0不能长期得电 2步中Y1不能得电 0步错误,2步工作正常
MC(Y1+Y2)=MR1(Y1)=MR2(Y2 MR2(Y2)>MC(Y1+Y2)=MR1(Y1) MR1(Y1)>MC(Y1+Y2)=MR2(Y2) MR1(Y1)=MR2(Y2)=MC(Y1+Y2)
)y1 >y2 ( )y1 =y2 ( )y1 )不能比较