Precalculus Examples

$A = (0, 1, 2, 9)$ , $B = (8, 9)$

Step 1

Set up the union notation of set ${0, 1, 2, 9}$ and ${8, 9}$ .

${0, 1, 2, 9} \cup {8, 9}$

Step 2

The union of two sets is the set of elements which are in either sets.

${0, 1, 2, 8, 9}$

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