Let {\A} be a symmetric matrix such that | {\A}|=2 and \left[\begin{array}{cc}2 & 1 \ 3 & \\\{3\end\frac{array}{2}]} {\A}=\left[\begin{array}{cc}1 & 2 \ \alpha & \beta]\end{array}. If the sum of the diagonal elements of {\A} is s, then \frac{\beta s}{\alpha^2} is equal to ________. [29-Jan-2023 Shift 2]

Matrices and Determinants Part 3

Section: Mathematics

Question : 67 of 100

Marks: +1, -0

Let A be a symmetric matrix such that |A|=2 and [

‌

]A=[

1	2
α	β

]. If the sum of the diagonal elements of A is s, then ‌

βs

α2

is equal to ________.

[29-Jan-2023 Shift 2]

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