A) 1
B) 2
C) 3
D) 4
Correct Answer: C
Solution :
Here \[{{m}_{1}}+{{m}_{2}}=-4\] ..... (i) and \[{{m}_{1}}\,{{m}_{2}}=a\] .?.(ii) Given that\[{{m}_{1}}=3{{m}_{2}}\]. By (i), \[3{{m}_{2}}+{{m}_{2}}=-4\]Þ \[{{m}_{2}}=-1\] Hence, \[{{m}_{1}}=-3\]. Now, by (ii) \[a=3.\]You need to login to perform this action.
You will be redirected in
3 sec