题目内容双击单词支持查询和收藏哦～
收藏
纠错
n=4$$(x+20)^{2}$$-1, where x is a positive integer. Which of the following statements must be true?
Indicate all such statements.
-
A.n is an odd integer
-
B.n is a multiple of 5
-
C.The remainder is 3 when n is divided by 4
A,C显示答案
