()4.—HiCathy!?—Notbad.A.HowitisgoingB.WhatareyoudoingC.HowisitgoingD.Whatdoesshedo
() 4. —Hi Cathy! ?
—Not bad.
A. How it is going
B. What are you doing
C. How is it going
D. What does she do
4. C
问几个c问题1,设x=2.5,y=4.7,a=7,则x+a%3*(int)(x+y)%2/4=2, 2020-04-08 …
已知12是A的一个特征值求a和其他两个特征值因为12是A的特征值,所以|A-12E|=0.|A-1 2020-04-13 …
简单方程化简(b/a)4-4(b/a)2-4=0求(b/a)的值重新写一遍题目是不是没看清啊。(b 2020-05-17 …
(a+1)(a^2+1)(a^4+1)(a^8+1)(a^16+1)=(a-1)[(a+1)(a^ 2020-05-22 …
a-4的相反数因为a-4的相反数是它们的差的负数,所以把a-4看成一个数,就是-(a-4).-(a 2020-06-12 …
1.分解a²-a-12的结果为（）A.（a-3）(a+4)B.(a+3)（a-4）C.(a-6)( 2020-08-03 …
()4.—Hi，Cathy!?一Notbad.A.HowitisgoingB.Whatareyoud 2020-10-30 …
()4.—HiCathy!?—Notbad.A.HowitisgoingB.Whatareyoudo 2020-10-30 …
（走向成功（40）)4,设ab≠0,a^2+b^2=1,如果x=（a^4+b^4）/(a^6+b^6 2020-11-01 …
当a=10时，求(a−4)2-(a−11)2的值，有甲、乙同学分别这样解答：甲：原式=(10−4)2 2020-11-07 …