方程(x+1)2=16的解是______.
(x+1)2=16,
开方得:x+1=4或x+1=-4,
解得:x1=3,x2=-5.
故答案为:x1=3,x2=-5
---Do you have anything in mind _____ you’d like for supper?
---Well, _____ is okay with me.
A.that…anything
B.which…everything
C.what…nothing
D.whether…something
就不同类别资料的某种单一内容或特点所进行的比较是()
A.纵向比较
B.综合比较
C.横向比较
D.单项比较