Linear Algebra Examples

$(0, 0)$

Step 1

$(0, 0)$ is the same as ${0}$ after removing the duplicate elements.

${0}$

Step 2

The cardinality of a set is the number of members in the set.

$1$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$