ר06ƽ
꿼ϸĿ
λ ѡ 2019 ƽ 2019¿α1Ŀ08 ѡ 2018 ƽ 2018¿α1Ŀ07 ѡ 2015 ƽ 2015¿α1Ŀ02 ѡ 2014 ƽļ 2014¿α1Ŀ06 ѡ 2010 ƽ 2010¿α1Ŀ02 2017 ƽ 2017¿α1Ŀ13 2016 ƽ 2016¿α1Ŀ13 2013 ƽ 2013¿α1Ŀ13 2012 ģ 2012¿α1Ŀ15 2011 ƽ 2011¿α1Ŀ13
߿
12019¿α1Ŀ08֪||2||ң
ͣļнΪA B C D
𡿽⣺ߣͣ
1
ߣ
࣮
ѡB
22018¿α1Ŀ07ڡABCУADΪBCϵߣEΪADе㣬 A B C D
𡿽⣺ڡABCУADΪBCϵߣEΪADе㣬
ѡA
32015¿α1Ŀ02֪A01B3243A74
B74
C14
D14
𡿽⣺֪A01B32õ3143
74
ѡA
42014¿α1Ŀ06DEFֱΪABCBCCAABе㣬
2
A B C D
𡿽⣺DEFֱΪABCBCCAABе㣬
ѡA
+
52010¿α1Ŀ02ƽֵڣ A
B
C
D
֪
43
318
нǵ
𡿽⣺裨xy
a432a+b318
cos
ѡC
62017¿α1Ŀ13֪12m1봹ֱm
3
𡿽⣺12m1
ࣨ1+m3
봹ֱ
ࣨ?1+m1+320
m7 ʴΪ7
72016¿α1Ŀ13xx+112ҡͣx
𡿽⣺ߣ
ࣻ
x+2x+10
ʴΪ
82013¿α1Ŀ13֪λļнΪ60㣬t1t?0
t
𡿽⣺ߣ0
tcos60+1t01ʴΪ2
0t2
4