Home /
Expert Answers /
Calculus /
5-consider-the-matrix-a-abba-if-a-gt-0-and-b-gt-a-then-a-is-indefinite-6-given-two-nn-pa114
(Solved): 5. Consider the matrix: A=[abba] If a>0 and b>a then A is indefinite. 6. Given two nn ...
5. Consider the matrix: A=[ab?ba?] If a>0 and b>a then A is indefinite. 6. Given two n×n matrices A and B,?A+B???A???B?. 7. Let R and S be relations on X. Suppose R and S are complete then R?S is complete.
![5. Consider the matrix:
\[
A=\left[\begin{array}{ll}
a & b \\
b & a
\end{array}\right]
\]
If \( a>0 \) and \( b>a \) then \(](https://media.cheggcdn.com/media/863/863e1204-4ad5-4228-831e-2998e4b789d7/phpHvovdF)