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Question Number 140965 by EnterUsername last updated on 14/May/21

If a \neq 0 and a {(l + m)}^{2} + 2 b l m + c = 0 and a {(l + n)}^{2} +

2 b l n + c = 0, then

(A) m n = l^{2} + c / a (B) l m = n^{2} + c / a

(C) l n = m^{2} + c / a (D) m n = l^{2} + b c / a