Algebra Examples

$(- \infty, - 2] \cap [- 7, \infty)$

Step 1

The intersection consists of the elements that are contained in all of the intervals.

$[- 7, - 2]$

Step 2

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