"Maybe Its Quiz? (6/10)", 8! - 6! + 5! = ..., Note: Sinyal Saia Jelek Bgt -___-, Mau Buat Pertanyaan Jdi Lama Ngirimnyaa

Maybe its Quiz? (6/10)

8! - 6! + 5! = ...
Note: Sinyal Saia jelek bgt -___-
mau buat pertanyaan jdi lama ngirimnyaa

 

Jawaban:

8! - 6! + 5!

(8×7×6×5×4×3×2×1) - (6×5×4×3×2×1) + (5×4×3×2×1)

(56×30×12×2) - (30×12×2) + (20×6)

(1680×24) - (30×24) + 120

40320 - 720 + 120

39600 + 120

= 39.720