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O00A12B45=+ttR1tPxP


O00A12B45=+ttR

1tPxPP

2OABPt


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C (t, )(tR),t0)xO,A....doc

C (t, )(tR),t0)xO,A,yO,B,O. (1):OAB; (2)y=2x+4...

...O(0,0),A(5,0),B(4,4).(1)OBA....doc

,,O(0,0),A(5,0),B(4,4). (1)OBA. (2)M,OAB...

C(t,)(tR,t0)xOA,....doc

C(t,)(tR,t0)xOA,yOB,O. (1):OAB; (2)y=-2x+4C...

O(0,0),A(-2,1),B(2,1),CM(x,y)..._.doc

O(0,0),A(-2,1),B(2,1),CM(x,y). (1)C; (2)Q(x0,y0)(-2<x0<2)C,CQ...

A(-2,0),B(2,0),PAB....doc

A(-2,0),B(2,0),PAB,="t...C+=1(x2). (2)-1<t<0,Cx...

1_(1)_.ppt

u=1m/s, =...? ? ? 0.6(1)4m3,5...? ? 1-2 ( A= B=11....

:C(t,)(tR,t0)xO,A,....doc

:C(t,)(tR,t0)xO,A,yOB,O, (1):OAB; (2)y=-2x+4C...

...4),AOP,Bx,AP=OB=t,0<t<..._.doc

,,P(0,4),AOP,Bx,AP=OB=t,0<t<4,ABABCD;CDx...

2017(....doc

5 , 60 . ,. 1. U={x|x9,xN+}, A={1,2,3},B={3,4,5,6...

...,O(0,0),A(2,),B(2,).(1)....doc

(2015),O(0,0),A(2,),B(2,). (1)O,A,BC1; (2),x...

().pdf

? = 45 AB O1 B ... = 0.3 2 = 0.6 m/s A ,... 1/16 n n...

2015().doc

xR ( ) 2 2 A.f(sin2x)=sinx B.f(sin2x)=x +x C.f(x +1)=|x+1| D.f(x2+2x)=|x+1| 8. (5 ) (2015?) , ...

(124540).doc

2 8. A={x|-2x5},B={x|m+1x2m-1} (1) B ? A, m (2) xZ , A (3...

2012 (,word).doc

1.݋ M={-1,0,1},N={x|x2x}, MN= A.{0} B.{0,1} C.{-1,1} D.{-1,0,0} B ? N ? ?0,1? M={-1,...

(5)(2).doc

14 ... b , a b :a ? ...(2) >0 a a ; <0 ...

(4-1,4-5).doc

(4-1,4-5)___:(12*5=60) 1. a ? 0, ?1 ? b ? 0 ,...

2().doc

2i 1. ? 1? i A.1+i B.1?i C.?1+i D.?1?i 2 2. U={1,2,3,4,5}, A={1,2},B={x|x ?5x+6=0}, A ? ? ? U ...

(1).doc

7 ( s ? 1) s ( s ? 4 )( s ? 2 s ? 2 ) 2 (3) D ( s ) ? 8(0 .5 s ? 1) s (0 .1 s ? 1) 2 : (1)...

2015-2016()(....doc

x2+2,g(x)=log2|x|, F(x)=f(x)?... F =1(a>0,b>0),...R) 4 , x(0,2),...

2016()().doc

A={x|x>1}, B={a+2}, AB=?,...BC=4, O BC , BC ...() , OP1,OP2 ...

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