Ourteachertellsusinthestreet.A.notplayB.nottoplayC.tonotplayD.don'tplay
Our teacher tells us ________ in the street.
A. not play B. not to play
C. to not play D. don't play
B
1.如果a≠0,p是正整数,那么下列各式中错误的是:()A.a^-p=1/a^pB.a^-p=(1/ 2020-03-30 …
求出下列各式中的字母a的取值范围:1.a<a/22.a<1/a3.|a|/a=-14.1/a>a>0 2020-03-30 …
1.a>0且a≠1①㏒a(1)+㏒a(a)②㏒a(a²)-aˆ㏒a(3)2.若6ˆa=8,求㏒6(4 2020-03-30 …
a=xa+a=a+x2a=a+x2a-2x=a+x-2x2(a-x)=a-x2=1到底a=xa+a= 2020-03-30 …
1.a≠0,b≠0,则a/|a|+b/|b|的不同取值的个数为()A.3B.2C.1D.02.若|x 2020-03-31 …
1.判断a、b、c能否构成三角形的三条边长的条件是().选项:a、a>0&&b>0&&c>0b、a+ 2020-03-31 …
Ourteachertellsusinthestreet.A.notplayB.nottoplay 2020-04-13 …
我的英语很菜的,大侠们帮帮!13.Thepolicemantoldusinthestreet.A. 2020-05-13 …
(a+1)(a^2+1)(a^4+1)(a^8+1)(a^16+1)=(a-1)[(a+1)(a^ 2020-05-22 …
递回关系式的运算公式(数列)以下是推导一个公式"a=a+r(1-p^n)/(1-p)"的过程a=p* 2021-01-13 …