![Consider a non-singular 2×2 square matrix A . If trace(A) = 4 and trace(A2 ) = 5](https://www.gkseries.com/blog/wp-content/uploads/2023/10/Consider-a-non-singular-2×2-square-matrix-A-.-If-traceA-4-and-traceA2-5-.jpg)
Q. Consider a non-singular 2×2 square matrix A . If trace(A) = 4 and trace(A2 ) = 5 , the determinant of the matrix A is__________(up to 1 decimal place).
Ans: 5.5
Sol:
![](https://www.gkseries.com/blog/wp-content/uploads/2023/10/Screenshot-1001.png)
Q. Consider a non-singular 2×2 square matrix A . If trace(A) = 4 and trace(A2 ) = 5 , the determinant of the matrix A is__________(up to 1 decimal place).
Ans: 5.5
Sol:
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