A) 3
B) 0
C) 2
D) -1
Correct Answer: A
Solution :
Let roots are \[\alpha \] and\[\alpha \], then \[\alpha +\alpha =-2m\Rightarrow \,\,\,\alpha =-m\] and \[\alpha .\alpha ={{m}^{2}}-2m+6\]Þ \[{{m}^{2}}={{m}^{2}}-2m+6\] Þ \[m=3\].You need to login to perform this action.
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