A) p =1, q=-2
B) p =0, q=2
C) p =-2, q=0
D) p =-2, q=1
Correct Answer: A
Solution :
[a] \[p+q=-p\]and \[pq=q\]gives \[q(p-1)=0\Rightarrow q=0or\,p=1\] If q=0, then p=0, i.e., p=q Therefore, p=1 and q=-2.
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