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最新2019届高三5月仿真模拟数学(理)试题

yi、xuanzeti:bendatigong12xiaoti,meixiaoti5fen.zaimeixiaotijichudesigexuanxiangzhong,zhiyouyixiangshifuhetimuyaoqiude.

1.shequanji{

}

2

至尊游戏230u x z x x =∈--≤,{0,1,2}a =,zeu c a =

a .{1,3}-

b .{1,0}-

c .{0,3}

至尊游戏d .{1,0,3}- 2.ruofushu3i

z i

-=

,zez dexubuwei( ) a .3i

b .3-

c .3

d .3i -

3.jiang2mingjiaoshi,4mingxueshengfencheng2gexiaozu,fenbieanpaidaojia、yiliangdicanjiashehuishijianhuodong,meigexiaozuyou1mingjiaoshihe2mingxueshengzucheng,butongdeanpaifangangongyou( )

a .8zhong

b .10zhong

c .9zhong

d .12zhong

至尊游戏4、sheshishu,x y manzubudengshizu2102100x y x y y -+≥??

--≤??≥?

,ze3z x y =-+dezuidazhiwei( )

a .3

2-

b .2-

c .2

d .3

5.yizhi1

sin(

),63

π

α-=zecos(2)3πα-=( )

a .79-

b

最新2019届高三5月仿真模拟数学(理)试题

最新2019届高三5月仿真模拟数学(理)试题

c .79

d

最新2019届高三5月仿真模拟数学(理)试题

至尊游戏6.moujihetidesanshiturutusuoshi,zegaijihetidetijiwei( )

a .12

b .18

c .24

d .30

7.yizhishuangquxian221:

110x y c m m +=-yushuangquxian222:14

至尊游戏y c x -=youxiangtongdejianjinxian,zeshuangquxian1c delixinlvwei( )

a .

b .5

c .

5

4

d

最新2019届高三5月仿真模拟数学(理)试题

最新2019届高三5月仿真模拟数学(理)试题

8.yizhihanshu()2sin()(0,)2

f x x π

ω?ω?=+><

至尊游戏detuxiangdexianglinliangtiaoduichengzhouzhijiandejuliwei

2

π

,