JEE Main 202226 Jul, Morning shiftMathematicsEasyMatrices and Determinants245× since 2002
Let A be a 2 2 matrix with det (A) = 1 and det ((A + I) (Adj (A) + I)) = 4. Then the sum of the diagonal elements of A can be :
JEE Main 2022 · 26 Jul, Morning shift · Q4534