If the sum and product of eigenvalues of a 2 × 2 real matrix \left[\begin{array}{cc}3 & p \ \text{ p} & q \ ]\end{array} are 4 and -1 respectively, then |p| is _______ (in integer).

GATE Mechanical Engineering (ME) 2022 Shift 2 Solved Paper

Question : 48 of 65

Marks: +1, -0

If the sum and product of eigenvalues of a 2 × 2 real matrix

{[\table 3 , p ; \text" p" , q ; ]}

are 4 and -1 respectively, then |p| is _______ (in integer).

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