if the greater root of the equation =0 lies between the roots of the equation =0 then a lies in (a)[1,2] (b)[-2,-1] (c)[-8,-root5]U[root5,I] (d)none of these
Last edited by mr fantastic; August 8th 2010 at 07:59 PM. Reason: Re-titled.
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What are the roots of these equations? Do you know how to find them? Hint:
i know to find them
The solutions of the quadratic equation are The solutions of the quadratic equation are The greater root here is a^2 + 1. ... Jeez, I could have "factored" these... Can you take it from here?
Last edited by eumyang; August 8th 2010 at 08:37 PM.
(Duplicate post).
Last edited by eumyang; August 8th 2010 at 08:36 PM.
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