A) \[~x+y=0\]
B) \[~x-y=0\]
C) \[~x=-a\]
D) \[~y=a\]
Correct Answer: A
Solution :
In \[x+y=0\]put \[x=a,\]we get \[a+y=0\Rightarrow y=-a\] So, \[(a,-a)\]always satisfy\[x+y=0.\]You need to login to perform this action.
You will be redirected in
3 sec