Probability lies in [0,1]

Probability Level 3

If pp and qq are chosen uniformly and randomly, with replacement, from the set {1,2,3,4,5,6,7,8,9,10}\{ 1,2,3,4,5,6,7,8,9,10 \} . Determine the probability that the roots of the equation x2+p.x+q=0x^2+p.x+q=0 are real.

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