5! = …
6! = …
7! = …
8! = …
yg gampang" aj dah banh, tpi nih ya banh klo quiznya gampang.. poinnya cuman 50 ÷ 2 ya banh V:
4! = …
FAKTORIAL ADALAH BILANGAN BULAT POSITIF N YG DILAMBANGKAN DENGAN N!
SOAL :
1) 4!
= [ 4.3.2.1 ]
= [ 12 . 2 . 1 ]
= [ 24 . 1 ]
= 24
2) 5!
= [ 5.4.3.2.1 ]
= [ 20 . 3 . 2 . 1 ]
= [ 60 . 2 . 1 ]
= [ 120 . 1 ]
= 120
3) 6!
= [ 6.5.4.3.2.1 ]
= 720
4) 7!
= [ 7.6.5.4.3.2.1 ]
= 5.040
5) 8!
= [ 8.7.6.5.4.3.2.1 ]
= 40.320
Jawab:
Penjelasan dengan langkah-langkah:
4! =
=> (4 × 3) × (2 × 1)
=> 12 × 2
=> 24
_________________
5! =
=> (5 × 4) × (3 × 2) × 1
=> (20 × 6) × 1
=> 120 × 1
=> 120
_________________
6! =
=> (6 × 5) × (4 × 3) × (2 × 1)
=> (30 × 12) × 2
=> 360 × 2
=> 720
_________________
7! =
=> (7 × 6) × (5 × 4) × (3 × 2) × 1
=> (42 × 20) × (6 × 1)
=> 840 × 6
=> 5.040
_________________
8! =
=> (8 × 7) × (6 × 5) × (4 × 3) × (2 × 1)
=> (56 × 30) × (12 × 2)
=> 1.680 × 24
=> 40.320
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