Algebra Examples

$- 30$

The factors for $- 30$ are all numbers between $- 30$ and $30$ , which divide $- 30$ evenly.

Check numbers between $- 30$ and $30$

Find the factor pairs of $- 30$ where $x \cdot y = - 30$ .

$\begin{array}{c} x & y \\ 1 & - - 30 \\ 2 & - - 15 \\ 3 & - - 10 \\ 5 & - - 6 \\ 6 & - - 5 \\ 10 & - - 3 \\ 15 & - - 2 \\ 30 & - - 1 \\ - 1 & - 30 \\ - 2 & - 15 \\ - 3 & - 10 \\ - 5 & - 6 \\ - 6 & - 5 \\ - 10 & - 3 \\ - 15 & - 2 \\ - 30 & - 1 \end{array}$

List the factors for $- 30$ .

$- 30, - 15, - 10, - 6, - 5, - 3, - 2, - 1, 1, 1, 2, 2, 3, 3, 5, 5, 6, 6, 10, 10, 15, 15, 30, 30$