Pre-Algebra Examples

$7 x^{4} - 35 x^{3} + 21 x^{2}$

Step 1

Factor $7 x^{2}$ out of $7 x^{4}$ .

$7 x^{2} (x^{2}) - 35 x^{3} + 21 x^{2}$

Step 2

Factor $7 x^{2}$ out of $- 35 x^{3}$ .

$7 x^{2} (x^{2}) + 7 x^{2} (- 5 x) + 21 x^{2}$

Step 3

Factor $7 x^{2}$ out of $21 x^{2}$ .

$7 x^{2} (x^{2}) + 7 x^{2} (- 5 x) + 7 x^{2} (3)$

Step 4

Factor $7 x^{2}$ out of $7 x^{2} (x^{2}) + 7 x^{2} (- 5 x)$ .

$7 x^{2} (x^{2} - 5 x) + 7 x^{2} (3)$

Step 5

Factor $7 x^{2}$ out of $7 x^{2} (x^{2} - 5 x) + 7 x^{2} (3)$ .

$7 x^{2} (x^{2} - 5 x + 3)$