Practicing Success

Target Exam

CUET

Subject

-- Mathematics - Section B2

Chapter

Algebra

Question:

If $A=\left[\begin{array}{ll}4 & 1 \\ 5 & 8\end{array}\right]$ and $A+A^{T}=\left[\begin{array}{ll}8 & a \\ 6 & b\end{array}\right]$ is a symmetric matrix, then a and b are:

Options:

$a=6, b=16$

$a=6, b=6$

$a=16, b=8$

$a=16, b=16$

Correct Answer:

$a=6, b=16$

Explanation:

The correct answer is Option (1) → $a=6, b=16$