.The faster,the better
来源:学生作业帮助网 编辑:六六作业网 时间:2024/12/22 22:26:09
.Thefaster,thebetter.Thefaster,thebetter.Thefaster,thebetter由于是一元二次方程,所以a-b=2,1,0当a-b=2时,由方程结果要整数嘛,所
.The faster,the better
.
The faster,the better
.The faster,the better
由于是一元二次方程,所以a-b=2,1,0
当a-b=2时,由方程结果要整数嘛,所以B平方-4AC=0,至于ABC是什么,参考:AX平方+BX+C=0;得出(a+1)平方-4(a+1)(a平方-2)=0,因为a是整数,所以a=-1,b=-3.
当a-b=1时,x平方+2ax+a平方-3=0;这个解方程x=-a±根号3,但方程要求x和a都是整数,所以不可能实现.
当a-b=0,也就是a=b时,得出a也不是整数,所以答案就是a=-1,b=-3咯
.The faster,the better
get out the door faster
The Saturdays的《Faster》 歌词
the tortoise faster than you!
Bett and her friend,Ann are( )on the phone about their weekend( )
The light____(travel)much faster than sound.
nothing in the world travels faster than
make the hair grow back faster 意思
The boy car faster than my brother.同义句 The boy ( ) ( ) ( ) run faster than my brother.
( )the boys run ( ) than the girls?A .Do;faster B.Does;faster C.Do; fast
Tom runs ( )of the two boys.填the faster 还是faster?
Tom runs ( )of the two boys.是faster还是the faster.
Tom runs ( )of the two boys.是faster还是the faster.为什么
Which is faster,the dog or the cat?
The boy runs faster than the girls,(改为一般疑问句)
The fish swim faster than the ducks.(同义句)
The boy runs faster than the girl.改为一般疑问句.
the boy swims faster than the girl.改为否定句