6
2018cccˇˇˇ???ggg``````KKK
r
2
pp
x
1:P(5;0),??y=1(2x5)3n:A;A;;A,
12n
2
!
p
15
?jPAj;jPAj;;jPAj??d2;?,?n.
12n
55
p
1pp111
2?4ABC?¨,?R=1,`’a+b+c++
4abc
.
22
3??fag,va+aa,`?a+a++a.
nn+1n+22n+1
1n+1
pppp
66
4P(5+3)?''t,?(5+3)(1t).
3111
2
5?a=,a=aa+1,?+++?''.
1n+1n
n
2aaa
12n
SS
6X8,AX,‰′f=1;S2A;f=0;S62A,?Xf8AB,
AA
SSSSS
e·(1)BA)ff;(2)eB\A=;,Kff+f;(3)
BAB\SBA
SSS
(4)f=f+f.
B[SBA
73o?N￥ck^.
83??S,^r???''?2'',^r???''
?7'',?o^r???''?A''?
22
9?g(a;b)=(a+53jcosbj)+(a2jsinbj),?g(a;b).
a
n
10?a=33,aa=2n,K,n=
1n+1n
n
22
xy
22
11??:A3+=1,?:B3(x6)+y=1,?jABj
2516
.
n
12e100!=12M(M2Z),Kn,M·?U2;3.
22
131l:A(1;1)u,?Ly?(x5)+(y7)=1:P,e
1lA:P:?L·§R,?R.
14?1;2;3,￥????y,?e?U
l1500?·??
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