1.

Let α and β be the roots of equation px2+qx+r=0,p≠0. If p,q,r are in A.P. and 1α+1β=4, then the value of |α−β| is

Answer»

Let α and β be the roots of equation px2+qx+r=0,p0. If p,q,r are in A.P. and 1α+1β=4, then the value of |αβ| is



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