Berapakah hasil 4! X 5!

4! = 4 × 3 × 2 ×1
4! = 24

5! = 5 × 4 × 3 × 2 × 1
5! = 120

4! × 5! = 24 × 120
4! × 5! = 2.880

Materi Faktorial
[tex] 4! \times 5! = (4 \times 3 \times 2) \times (5 \times 4 \times 3 \times 2) \\ = 24 \times 120 = 2880 [/tex]