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If p, q, r are positive and are in AP, t...

If p, q, r are positive and are in AP, the roots of quadratic equation `px^(2) + qx + r = 0` are real for :

A

`|r/p-7|ge4sqrt3`

B

`|p/r-7|ge4sqrt3`

C

all p and r

D

no p and r

Text Solution

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The correct Answer is:
B
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