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sudha Grade:
        

If α,β be the roots of x2- a(x-1)-b=0,then the value of 1/α2-aα +1/β2-αβ +2/a+b is  (ans I got is 4b/a2-b2.Its given ans is 0)

6 years ago

Answers : (1)

Rohit Singh
33 Points
										

I think b should be positive in the equation then the ans will be 0.

6 years ago
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