AP EAMCET Engineering 22 Sep 2020 Shift 2 Paper

Section: Mathematics

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Question : 43 of 160

Marks: +1, -0

If the roots of x3−px2+qx−r = 0 are in A.P, then __________

2p3−9pq+27r = 0
2p3+9pq−27r = 0
2p3−8pq+27r = 0
2p3−9pq+28r = 0

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