If x and y are integers and xy2 is a positive odd integer, which

您还没有登录，登录以后才可以查看答疑和进行提问。

试题详情

If x and y are integers and xy2 is a positive odd integer, which of the following must be true?

A、xy is positive.
B、xy is odd.
C、x + y is even.

答案：B,C

专业教师答疑

最新

提问

还没有人问到这里。

问个问题

答疑小程序

最热提问

Sentence Equivalence
In a sense, Constable`s art and politics were shap......
Reading Comprehension
The author`s argument is developed primarily by th......
Text Completion
It was quite _____ for Sir Isaac Newton to believe......
Reading Comprehension
It can be inferred from the passage that one way i......
Reading Comprehension
It can be inferred from the passage that much of t......
Reading Comprehension
Which of the following, if true, most helps to exp......
Quantitative Comparison
Quantity A:The greatest prime factor of 1,000 Q......
Problem Solving
How many two-digit positive integers are there suc......