IIT JEE 1982 Maths - 'Adapted' - FIB to Single-Digit Integer Q2

Algebra Level 3

A determinant is chosen at random from the set of all determinants of order 2 with elements 0 or 1 only. The probability that the value of the determinant chosen is positive is \(p/q\), where \(p\), \(q\) are coprime positive integers. Find the value of \(q-3p\).


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