Factor x^4+3x^3

$x^{4} + 3 x^{3}$

Step 1

Factor $x^{3}$ out of $x^{4}$ .

$x^{3} x + 3 x^{3}$

Step 2

Factor $x^{3}$ out of $3 x^{3}$ .

$x^{3} x + x^{3} \cdot 3$

Step 3

Factor $x^{3}$ out of $x^{3} x + x^{3} \cdot 3$ .

$x^{3} (x + 3)$

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