Linear Algebra Examples

$\frac{1.9 - \sqrt{{1.9}^{2} - 4 \cdot 0.24}}{2}$

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:

${x | x \in ℝ}$

Step 2