If \( a \in R, b \in R \) then the equation \( x^{2}-a b x-a^{2}=0 \) has
(A) both positive root... VIDEO
If \( a \in R, b \in R \) then the equation \( x^{2}-a b x-a^{2}=0 \) has
(A) both positive roots
(B) both negative roots
(C) one positive root and one negative root
(D) non-real roots
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