Finite Math Examples

$x + 0.5 + 2 x - 3.5 + 2 y - 2.8 + y + 2$

Step 1

The domain of the expression is all real numbers except where the expression is undefined. In this case, there is no real number that makes the expression undefined.

Interval Notation:

$(- \infty, \infty)$

Set-Builder Notation:

${x | x \in ℝ}$