A:I see some rubbers.
B:They are yellow.
The party____ ____ 7:00____9:00
已知函数fx=xn+an-1xn-1+an-2xn-2+⋯+a1x+a0(n>2且n∈N﹡)设x0是函数f(x)的零点的最大值,则下述论断一定错误的是( )
青蛙的生殖方式是( )