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1.????A?{?1,2,3,6},B?{x|?2?x?3}, ?A?B=_.
2.??z?(1?2i)(3?i), ??i???????z????
x2y2
3.????????xOy???????1???? 73
4.??????4.7,4.8,5.1,5.4,5.5??????????
5.??y
?????6.????????????????a???
7.?????????????????????1?2?3?4?5?6?????????????2??????????????10????? .
8.??{an}??????Sn???n??.?a1+a22=-3?S5=10??a9???? .
9.?????[0,3?]????y=sin2x????y=cosx?????????.
bx2y2
10.???????????xOy??F???2?2?1(a?b?0) ???????y? ?????2ab
B?C?????BFC?90? ,?????????
.
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59f(?)?f() ??f?5a????22
?x?2y?4?0?12. ????x?y???2x?y?2?0 ??x2+y2??????? .
?3x?y?3?0?
13.?????ABC??D?BC????E?F?AD?????????BC?CA?4?BF?CF??1 ??????????????????BE?CE ???.
???????? 14.??????ABC???sinA=2sinBsinC??tanAtanBtanC?????.
????? ?????6????90?.?????????????????????????????????.?
15.??????14??
??ABC??AC=6?cosB=
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16.(?????14?)
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B1B???B1D?A1F ?AC11?A1B1.
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?2???B1DE???A1C1F.
4??C=. 54?)??.6
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(1) ?AB?6m,PO1?2m,??????????
(2) ??????????6 m,??PO1?????????????
18. ??????16??
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k?????ST?ak?1? (2) ??????k?1?k?100???T??1,2,?
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21.?????????A?B?C?D??????????????????????????????????????????????????
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B.???42?????????????10??
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C.???44????????????????10??
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aa ?|y-2|? ????|2x+y-4|?a. 33
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22. ??????10??
x-y-2=0?y2=2px(p???????????xOy??????l????C?
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1.????A?{?1,2,3,6},B?{x|?2?x?3},?A?B=________?________.
2.??z?(1?2i)(3?i),??i???????z????________?________.
x2y2
3.????????xOy???????1????_. 73
4.??????4.7,4.8,5.1,5.4,5.5??????????
5.??y
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6.????????????????a???
7.?????????????????????1?2?3?4?5?6?????????????2??????????????10????? .
8.??{an}??????Sn???n??.?a1+a22=-3?S5=10??a9???? .
9.?????[0,3?]????y=sin2x????y=cosx?????????.
bx2y2
10.???????????xOy??F???2?2?1(a?b?0)???????y??????B?2ab
C?????BFC?90? ,?????????.
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59f(?)?f()??f?5a????. 22
?x?2y?4?0?12. ????x?y???2x?y?2?0??x2+y2??????? .
?3x?y?3?0?
????????????????13.?????ABC??D?BC????E?F?AD?????????BC?CA?4?BF?CF??1?
?????????BE?CE???? .
14.??????ABC???sinA=2sinBsinC??tanAtanBtanC?????.
??????????6????90?.?????????????????????????????????.?
15.??????14??
??ABC??AC=6?cosB=
?1??AB???
?2??cos(A-
?)??.64??C=. 54
2
16.(?????14?)
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17.??????14??
???????????????????????????????P?A1BC11D1????????????ABCD?A1B1C1D1(????)??????????OO1???????PO1???.
(1) ?AB?6m,PO1?2m,??????????
(2) ??????????6m,??PO1?????????????
3
18. ??????16??
???????????xOy?????M?????M:x2?y2?12x?14y?60?0?????A(2?4)
(1) ??N?x??????M??????N???x=6????N??????
(2) ????OA???l??M???B?C????BC=OA,???l????
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4
19. ??????16??
????f(x)?ax?bx(a?0,b?0,a?1,b?1).
?1? ?a=2,b=1. 2
? ???f(x)=2??;
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1???g?x??f?x??2????1?????ab??. ?2??0?a?1,b?
20.??????16??
100?.????an?n?N*?U???T??T??,??ST?0;?T??t1,t2,?tk???U??1,2,?
*??ST?at1?at2?+atk.???T=?1,3,66???ST?a1?a3+a66.???an?n?N????3???????
?????T=?2,4???ST=30.
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k?????ST?ak?1? (2) ??????k?1?k?100???T??1,2,?
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x2y2
3.????????xOy???????1????________?________.
73
4.??????4.7,4.8,5.1,5.4,5.5??????????________?________. 5.??y
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6.????????????????a????
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7.?????????????????????1?2?3?4?5?6?????????????2??????????????10????? .
8.??{an}??????Sn???n??.?a1+a2=-3?S5=10??a9???? .
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9.?????[0,3?]????y=sin2x????y=cosx?????????? .
x2y2b
10.???????????xOy??F???2?2?1(a?b?0)???????y??????B?
2ab
C?????BFC?90? ,?????????? .
1
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?x?a,?1?x?0,?
11.?f?x?????R?????2???????[ ?1,1)??f(x)??2??a?R.?
?x,0?x?1,?5?
59
f(?)?f()??f?5a????.
22
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?22
12. ????x?y???2x?y?2?0??x+y??????? .
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?????????????????????BC?CA?4?BF?CF??1?ECE?13.?????ABC??D?BC????E?F?AD??????????B
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14.??????ABC???sinA=2sinBsinC??tanAtanBtanC?????? .
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17.??????14??
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(1) ??????????6m,??PO1?????????????
3
18. ??????16??
???????????xOy?????M?????M:
x2?y2?12x?14y?60?0
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(1) ??N?x??????M??????N???x=6????N?????? (2) ????OA???l??M???B?C????BC=OA,???l???? (3) ??T?t,o???????M????P?Q,??
??????????TA?TP?TQ,
,???t??????
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19. ??????16?? ????
f(x)?ax?bx(a?0,b?0,a?1,b?1).
1
?1? ?a=2,b=2.
? ???
f(x)=2??;
????x?R,???f(2x)?mf(x)?6???????m??????
1???g?x??f?x??2????1?????ab??? ?2??0?a?1,b?
20.??????16??
?U??1,2,?100?.????an?n?N*?U???T??T??,??ST?0;?T??t1,t2,?tk??
*
??ST?at1?at2?+atk.???T=?1,3,66???ST?a1?a3+a66.???an?n?N????3??
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??????T=?2,4???ST=30. ????an??????? (1) ??????
k?1?k?100?
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发表于 2019-9-13 23:46:11