JEE Main 2025April, Unspecified (session-level dataset)MathematicsMediumUnclassified (maths)The number of singular matrices of order 2, whose elements are from the set {2,3,6,9}\{2, 3, 6, 9\}{2,3,6,9}, is _____Your answerInteger or decimalCheckStep-by-step hintSkip · show solution