Basic Math Examples

$81 g^{4} - 189 g^{2}$

Step 1

Factor $27 g^{2}$ out of $81 g^{4}$ .

$27 g^{2} (3 g^{2}) - 189 g^{2}$

Step 2

Factor $27 g^{2}$ out of $- 189 g^{2}$ .

$27 g^{2} (3 g^{2}) + 27 g^{2} (- 7)$

Step 3

Factor $27 g^{2}$ out of $27 g^{2} (3 g^{2}) + 27 g^{2} (- 7)$ .

$27 g^{2} (3 g^{2} - 7)$