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Let A, B, and C be independent random variables, uniformly distributed over [0,3], [0,2], and [0,4]...

Let A, B, and C be independent random variables, uniformly distributed over [0,3], [0,2], and [0,4] respectively. What is the probability that both roots of the equation Ax2 +Bx+C=0 are real?

The answer is NOT 1/24 nor 7.2981/24 nor .304.

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