If the equations \( x^{2}+2 x+3=0 \) and \( a x^{2}+b x+c=0 \),
P \...
If the equations \( x^{2}+2 x+3=0 \) and \( a x^{2}+b x+c=0 \),
P \( a, b, c \in R \), have a common root, then \( a: b: c \) is:
W
(1) \( 1: 2: 3 \)
(2) \( 3: 2: 1 \)
(3) \( 1: 3: 2 \)
(4) \( 3: 1: 2 \)
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