The total number matrices [\table \0, 2y, \1; \2x, \y ,\-1;\2x,\-y,\1 ] (x, y \∊ R, x \\neq y) for which {A}^{ {\tau}}{A}=3 {I}_{3} is [9 Apr 2019 Shift 2]

JEE Main 9 Apr 2019 Paper 2 Solved Paper

Section: Mathematics

Question : 62 of 90

Marks: +1, -0

The total number matrices [

] (x,y∊R,x≠y) for which A τA=3 I3 is

[9 Apr 2019 Shift 2]

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