Algebra Examples

$5!$

Step 1

Expand $5!$ to $5 \cdot 4 \cdot 3 \cdot 2 \cdot 1$ .

$5 \cdot 4 \cdot 3 \cdot 2 \cdot 1$

Step 2

Multiply $5 \cdot 4 \cdot 3 \cdot 2 \cdot 1$ .

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Step 2.1

Multiply $5$ by $4$ .

$20 \cdot 3 \cdot 2 \cdot 1$

Step 2.2

Multiply $20$ by $3$ .

$60 \cdot 2 \cdot 1$

Step 2.3

Multiply $60$ by $2$ .

$120 \cdot 1$

Step 2.4

Multiply $120$ by $1$ .

$120$