Pre-Algebra Examples

${- 20, - 18, - 16, - 14, - 12, - 10, - 8}$

Step 1

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

$7$

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