Q.. 5!=6!=ngilang nihh arghhh
5!
= (5.4.3.2.1)
= (20.3.2.1)
= (60.2.1)
= (120.1)
= 120
6!
= (6.5.4.3.2.1)
= (30.4.3.2.1)
= (120.3.2.1)
= (360.2.1)
= (720.1)
= 720
5!
5 × 4 × 3 × 2 × 1
20 × 3 × 2 × 1
60 × 2 × 1
120 × 1
= 120
6!
6 × 5 × 4 × 3 × 2 × 1
30 × 4 × 3 × 2 × 1
120 × 3 × 2 × 1
360 × 2 × 1
720 × 1
= 720
~Opung~