Cho quan hệ tương đương R trên Z được định nghĩa như sau x R Y <==> x - y lẻ

2

step-by-step explanation:

1x2=2

hope this !

-payshence

none of the above.

for one of the equations to be used in the process, there has to be a term in the equation since squared is .

since there is only a term in the first equation, we cannot derive a from completing the square.

solving with completing the square

i agree because i see the other persons thinking is clear

a orange at the grocery store idk what other product that could be