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Two numbers p and q are chosen random...

Two numbers p and q are chosen randomly from the set {1,2,3,4,5,6,7,8,9,10} with replacement match column I contain the nature of the roots of `x^(2)+px+q=0` with column II contains their probability

A

0.65

B

0.55

C

0.3

D

0.75

Text Solution

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The correct Answer is:
A, B, C, D
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