Finite Math Examples

$(7 n^{3} - \frac{21}{8} n^{2} - \frac{28}{5} n) (\frac{3}{7} n^{2})$

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