QuezZ[+5]
7! + 4! × 3! = ...
nt : penampakan laba" gaes;-;![]()
7! + 4! × 3! = ...
nt : penampakan laba" gaes;-;
Jwb :
7! + 4! × 3! = ...
= 7! + 4! × 3!
= 7 × 6 × 5 × 4 × 3 × 2 × 1 + 4! × 3!
= 42 × 5 × 4 × 3 × 2 × 1 + 4! × 3!
= 210 × 4 × 3 × 2 × 1 + 4! × 3!
= 840 × 3 × 2 × 1 + 4! × 3!
= 2.520 × 2 × 1 + 4! × 3!
= 5.040 × 1 + 4! × 3!
= 5.040 + 4! × 3!
= 5.040 + 4 × 3 × 2 × 1 × 3!
= 5.040 + 12 × 2 × 1 × 3!
= 5.040 + 24 × 1 × 3!
= 5.040 + 24 × 3!
= 5.040 + 24 × 3 × 2 × 1
= 5.040 + 24 × 6 × 1
= 5.040 + 24 × 6
= 5.040 + 144
= 5.184
[tex]..[/tex]
7! + 4! × 3!= 5.184 ✅
PENJELASAN
7!
(7×6×5×4×3×2×1)
(42×5×4×3×2×1)
(210×4×3×2×1)
(840×3×2×1)
(2520×2×1)
(5040×1)
= 5.040
4!
(4×3×2×1)
(12×2×1)
(24×1)
= 24
3!
(3×2×1)
(6×1)
= 6
7! +4! ×3!
5040+24×6
5040+144
= 5.184
