高中数学必修一习题答案
⑴ 新人教版高一数学必修一课后习题答案
二通阀问题vwertvbwertvwert
⑵ 高中数学人教版必修一课后习题答案
第一章习题1.1一.1、属于 2、属于 3、不属于 4、属于 5、属于 6、属于二.1、属于 2、不属于 3、属于三.1、{2,3,4,5} 2、A={1,-2} 3、B={0,1,2}四.1、{y︱y=x平方—4,x属于R}={y︱y≥-4} 2、{x属于R︱y=2/x(x≠0)}={x︱x≠0} 3、{x︱x≥4/5}五.1、不属于 不属于 真子集 真子集 2、属于 真子集 真子集 等于 3、真子集 真子集六.A={x︱2≤x<4} B={x︱3x—7≥8—2x}={x︱x≥3} ∴A∪B={x︱2≤x<4}∪{x︱x≥3}={x︱x≥2}A∩B={x︱2≤x<4}∩{x︱x≥3}={x︱3≤x<4}七.A={1,2,3,4,5,6,7,8} B={1,2,3} C={3,4,5,6} ∴A∩B={1,2,3},A∩C={3,4,5,6}又B∪C={1,2,3,4,5,6},B∩C={3}A∩(B∪C)={1,2,3,4,5,6},A∪(B∩C)={1,2,3,4,5,6,7,8}打数字好费劲啊。明天给你发另外的
⑶ 高中数学必修1课后习题答案(人教版)
As a middle school student, we should get into the habit of thrift.Take some of the things around us: some students at school to buy some foodeat leftovers are poured into the barrel, it is a do not cherish the foodbehavior, while no fell to the ground, but still a bit wasteful, knows he can'teat much, dot less food, so don't waste food, and save money, isn't it the bestof both worlds?Thrift can tell a person's moral character, some classmate see other studentsevery day dozen rice to eat, so came home to mom and dad for money in schooldozen rice to eat. Actually his own supper to eat I feel good, you can savemoney, and can exercise yourself whether also can see that is a good studentcharacter. There is no ?
⑷ 高中必修一数学必必修一复习题答案
|1、已知全集为实数R,M={x|x+3>0},则MCR为( ) A. {x|x>-3} B. {x|x≥-3} C. {x|x<-3} D. {x|x≤-3}
2、a(a>0)可以化简为( )
(A)2
3a (B)8
1a (C)4
3a (D)8
3a
3、若点P在3
2
的终边上,且OP=2,则点P的坐标( )
A.)3,1(
B.)1,3(
C.)3,1(
D.)3,1(
4、已知点A(2,m)、B(m+1,3),若向量OA// OB则实数m的值为( )
A.2 B.-3 C.2或-3 D.5
2
5、已知sin>sinβ,那么下列命题成立的是( )
A若、β是第一象限角,则cos>cosβ B若、β是第二象限角,则tan>tanβ C若、β是第三象限角,则cos>cosβ D若、β是第四象限角,则tan>tanβ
6、若、为锐角,且满足54cos,5
3
)cos(,则sin的值是( )
A.2517 B.53 C.257 D.5
1
7、若
则),2
0(tancossin( )
A.)6
,0( B.)4,6( C.)3,4( D.)2,3(
8、已知)0,3(a
,)5,5(b,则a与b的夹角为( )
A.
4 B. 43 C. 3
D. 32
9、在平行四边形ABCD中,若ABADABAD
,则必有( )
A.0AD B.0AB或0AD
C.ABCD是矩形 D.ABCD是正方形
10、若10ayx,则有( )
A.0)(logxya B.1)(log0xya C.2)(log1xya D.2)(logxya
11、已知奇函数)(xf当0x时xxfln)(,则函数xxfysin)(的零点个数为( )。 A.2个 B.4 个 C.6个 D.无数个
话说 这样 不方便 楼主能给我 你邮箱吗? 我给你发过去 谢谢
打字不易,如满意,望采纳。
⑸ 高中数学必修一的全部课后习题答案
⊙﹏⊙汗。。好多字啊,同学,去买本解析吧~那个有详解哦~