??????

admin

???2015?????????????

2015??????????

?????????3???42??

5??3???2015????????5????????????????????????????? ?

6??3???2015????????2015?????????????9 420 000

????9 420

7??3???2015??????????????????ABC??DCB??? ?

n

8??3???2015??????=

???? ?

9??3???2015?????????1?????x???2???1?????10%?3???2?????15%??3??????

10??3???2015?????A??1?1???????y=

????????m???

11??3???2015????????�?????�???????�???�

?3????2?12??3??

?2015???????????????????????S??????t?????????????????????????? ?

13

??3???2015????????P??ABCD?AB???????CP?DA??????E???????????? ?

14??3???2015?????????O??AB???????????O??P?????????APB????? ?

?????????4???16??

2

15??4???2015?????????x?9=?

16?

?4???2015???????1?y1???2?y2????y=2x+1??????y1

y2??�?�?�=�?�?�?17??4???2015???????????????????P??4?2?????????90�??????Q?????

18??4???2015?????????ABCD??AB=3?BC=4????????????????

?????????6????62?? 19??10???2015?????1??????1???2???????

?

3

?12�2?

?2

20??8???2015????????�??�????????????????A????????B?????????10??5?A???????7?B?????????????A?B????????????????

21??8???2015????????????????????????2014??120??

?1????????????a=?m=? ?2???????????????????

?3????�???????????�????�?�????????????

?4?????2014??365???????????100???????

22??9???2015?????????????O???75�???B???????O???45�??A??????????????????????????????????O??8?????????????????? ?1???BAO??ABO????????????

?2???????????28??????AB????B???????1??????????????????tan75�?3.73?tan15�?0.27??1.41??2.45?

23??13???2015?????????ABCD???P?CD?????BCD=60�???AP?BC??????E???BP?DE??K??O???BK???? ?1?????ADP??ECP?

?2??BP=n?PK????n???

?3??BM?AE??M??KN?AE??N???MO?NO???2???????MON?????????????MON????

24??14???2015???????????y=ax+bx+3????x?????A??3?0??B?1?0???y?????C??G?????????????GC?x???H?3?0??AD??GC?y???D? ?1????????????

?2???????ACHD?????

?3???2??M?t?p?????????????????M?????????M???y=kx????????????N?

?????ADCM????S????S??t??????????t?????? ???CMN?????

????????S???

2

???2015??????????(???)

2015??????????

?????????3???42??

1??3???2015?????2015????? ?

A? ? B? C? ?2015 D? 2015

2??3???2015??????????????? ?

246632426246 A? a+a=a B? a�a=a C? ??a?=a D? a?a=a

3??3???2015??????x=1?y=2?????x?y???? ?

A? 1 B? ?1 C? 2 D? ?3

4??3???2015??????????1?4??3?3?4??????????? ?

A? ?3 B? 1 C? 3 D? 4

5??3???2015????????5????????????????????????????? ?

A? B? C? D?

6??3???2015??????????????9 420 000????9 420 000?????????9.42�10??n???? ?

A? 4 B? 5 C? 6 D? 7

7??3???2015??????????????????ABC??DCB??? ? n

A? AB=DC?AC=DB B? AB=DC??ABC=?DCB

C? BO=CO??A=?D D? AB=DC??A=?

D

8??3???2015??????=???? ?

A? x=2 B? x=6 C? x=?6 D? ??

9??3???2015?????????1?????x???2???1?????10%?3???2?????15%??3??????

? ?

A? ?1?10%??1+15%?x?? B? ?1?10%+15%?x??

C? ?x?10%??x+15%??? D? ?1+10%?15%?x??

10??3???2015?????A??1?1???????y=????????m???? ?

A? ?1 B? ?2 C? 0 D? 1

11??3???2015?�???????�???�?3????2?1??????????????????????????? ?

A? B? C? D?

12??3???2015?S??????t?????????????????????????? ?

A? ???????1000???

B? ???????????

C? ???2????????????????

D? ??????

13??3???2015????????P??ABCD?AB???????CP?DA??????E???????????? ?

A? 0? B? 1? C? 2? D? 3?

14??3???2015?????????O??AB???????????O??P?????????APB????? ?

A? 45� B? 30� C? 75� D? 60�

?????????4???16??

215??4???2015?????????x?9=?

16??4??????1?y1???2?y2????y=2x+1??????y1y2??�?�?�=�?�?�?

17??4???2015???????????????????P??4?2?????????90�??????Q?????

18??4???2015?????????ABCD??AB=3?BC=4????????????????

?????????6????62??

19??10???2015?????1??????1??

?2???????

? 3?12�2? ?2

20??8???2015????????�??�????????????????A????????B?????????10??5?A???????7?B?????????????A?B????????????????

21??8???2014??120????????????????????????????????

?? ?? ?? ???

? 0?50 24 m

? 51?100 a 40%

???? 101?150 18 15%

???? 151?200 15 12.5%

???? 201?300 9 7.5%

???? ??300 6 5%

?? 120 100%

????????????????????

?1????????????a=?m=?

?2???????????????????

?3????�???????????�????�?�????????????

?4?????2014??365???????????100???????

22??9???O???75�???B???????O???45�??A??????????????????????????????????O??8??????????????????

?1???BAO??ABO????????????

?2???????????28??????AB????B???????1??????????????????tan75�?3.73?tan15�?0.27??1.41??2.45?

23??13???2015?????????ABCD???P?CD?????BCD=60�???AP?BC??????E???BP?DE??K??O???BK????

?1?????ADP??ECP?

?2??BP=n?PK????n???

?3??BM?AE??M??KN?AE??N???MO?NO???2???????MON?????????????MON????

24??14??????????y=ax+bx+3????x?????A??3?0??B?1?0???y?????C??G?????????????GC?x???H?3?0??AD??GC?y???D?

?1????????????

?2???????ACHD?????

?3???2??M?t?p?????????????????M?????????M???y=kx????????????N?

?????ADCM????S????S??t??????????t?????? ???CMN?????????????S??? 2

2015??????????

???2015???????????????

2015??????????

?????????

?????????3???42??

1

5??3???2015????????5????????????????????????????? ?

6??3???

2015????????2015?????????????9 420 000????9 420

n

2

7??3???2015??????????????????ABC??DCB??? ?

8??3???2015??????=

???? ?

9??3???2015?????????1?????x???2???1?????10%?3???2?????15%??3?????? 3

10??3???2015?????A??1?1???????

y=????????m???

11??3??

?2015????????�?????�???????�???�?3????2?

4

12??3???2015???????????????????????S??????t?????????????????????????? ?

13??3???2015????????P??ABCD?AB

???????CP?DA??????E???????????? ?

5


???????????????
?????http://www.850500.com/news/2152.html
?????,??!