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O00A12B45=+ttR1tPxP


O00A12B45=+ttR

1tPxPP

2OABPt


:

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

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

...1,2),A(8,0),B(n,t),C(ksin,t)(0).(1)..._.doc

,a=(-1,2),A(8,0),B(n,t),C(ksin,t)(0). (1)a,||=||(O),....

1_(1)_.ppt

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

(2015)O:x2+y2=4,A(,0),AB....doc

(2015)O:x2+y2=4,A(,0),ABO1O,B. (1); (2)OBO1,...

...=(-1,2),A(8,0),B(n,t),C(ksin,t)(0..._.doc

,=(-1,2),A(8,0),B(n,t),C(ksin,t)(0). (1),||=||(O),;...

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

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

...A(-2,0),B(4,0),yC,P.(1)....doc

,y=-x2+bx+cxA(-2,0),B(4,0),yC,P. (1); (2)MNO,...

2016 5-2....doc

, C ___. 6. O(0,0),A(1,2) B(4,5)OP=OA+tOB,: (1) t , P x ? P ...

...O,=(-1,2),A(8,0),B(n,t),C(....doc

,O,=(-1,2),A(8,0),B(n,t...=(8,0)(4,8)=32 0<k<4,>1, sin=1,tsin...

AB4,AB+2B=O,r(B) =2,|E+....doc

AB4,AB+2B=O,r(B) =2,|E+A|=|E+2A|=0, (1)A; (2)A; (3)|A+3E|....

2014-2015()....doc

( ). cos2x(xR) 2 ( 16 ) 18. (12 ) O(0,0) ,A(1,2) ,B(4,5) ,C(1,2) ,(1)=2 ,(2)...

2014(2)_.doc

.. I2 T1 5. lg m+lg n=0, m+n 6. a{-1,0,1,3},b{-2,4},(a,b)...

(2)_.ppt

(3*9=21) 1.(D), 2.(D), 3.(B), 4.(C), 5(C),6.(B), 7.(D) (39) 8.(4) q1q2q3q4 ?...

...A(0,4),B(1,0),C(5,0),....doc

,xOy,A(0,4),B(1,0),C(5,0),lxM. (1);...

2011-2012-1(2)B_.ppt

B1 ? B2 ? B3 =0 I O1, 2, B1 ? 0, B2 ? 0 a 0= B 3 2I ?0 3 (cos 300 ? cos1500 ) 4? a I 2 ?0 3 (cos ...

2016()(1).doc

5. O:x2+y2=r2(r>0) A(...___. A B D B Q C 1 ?x2-1,... AP . y Q A O B x P x2 y2...

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,...

1.1.1(1).doc

( ) 2 A.{x|x +2=0} B.{(1,2)}{(2,1)} C.{4,5}{5,4} D.{4,5}{5,4}...

5,2.doc

5,2___71.: (1) a, b ? R ? a ? b ? 2ab ( a=b =). 2 2 a?...

2016() Word....doc

x ? 1 ) ? ? 2. x ? 0 , a ? 1...6 ) , f ( x) x ...? ? ? ? ? 4. a, b , a ...

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