# If the equations

Question:

If the equations $x^{2}+2 x+3=0$ and $a x^{2}+b x+c=0, a, b, c \in R$, have a common root, then $\mathrm{a}: \mathrm{b}: \mathrm{c}$ is :

1.  1 : 2 : 3

2. 3 : 2 : 1

3. 1 : 3 : 2

4. 3 : 1 : 2

Correct Option: 1

Solution: