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if alpha, beta are roots of eq x 2 +px+q=0 and (alpha) 2 ,(beta) 2 are roots of x 2 -rx+s=0 Then show that eq x 2 -4qx+2q 2 -r=0 has real roots?

if alpha, beta are roots of eq x2+px+q=0 and (alpha)2,(beta)2 are roots of x2 -rx+s=0
Then show that eq x2 -4qx+2q2-r=0 has real roots?
 

Grade:12th pass

1 Answers

Deepak Kumar Shringi
askIITians Faculty 4404 Points
5 years ago
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