Sir answer this question
Asked by | 18th Feb, 2010, 01:47: PM
Expert Answer:
f(x)=x2 + px + 45
α + β = - p
αβ = 45,
Now,
(α - β)2 = 144
(α + β)2 - 4αβ =144
p2 - 4x45 = 144
p2 = 324
p = ±18
Regards,
Team,
TopperLearning.
Answered by | 18th Feb, 2010, 02:36: PM
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