## RISKI 2 years ago 5!6!8! what the answer the question!

• This Question is Open
1. kropot72

2. kropot72

5! = 5 *4 *3 * 2 * 1 = 120

3. kropot72

6! = 6 * 5 *4 * 3 * 2 * 1 = 720

4. kropot72

8! = 8 * 7 * 6 * 5 *4 * 3 * 2 * 1 = 40320 Now you can easily multiply 5! * 6! * 8!

5. kropot72

@RISKI Are you there?

6. UnkleRhaukus

$5!6!8!\\=5!\times6\times5!\times8\times7\times6\times5!\\=8\times7\times6^2\times5!^3$