sovle the following Q.E by quadratic formula

Asked by criztle | 7th Jul, 2009, 10:05: PM

Expert Answer:

comparing the given eqn with the standard eqn,

 we get,

 A=9

B=-3(a-b)

C=-ab

Discriminant D =

pl note that you have given the question as last term +ab .. but it must be -ab

Answered by  | 8th Jul, 2009, 10:08: AM

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