Matematika .....Soal 9! + 9! - 800 = Note • harus beserta cara✅• nggak boleh asal asalan✅• Semoga berhasil menjawab✅​

jackiewuckertulv – June 09, 2023

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Soal
9! + 9! - 800 =


Note
• harus beserta cara✅
• nggak boleh asal asalan✅
• Semoga berhasil menjawab✅​

9! + 9! - 800

9! =

9 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1

72 × 7 × 6 × 5 × 4 × 3 × 2 × 1

504 × 6 × 5 × 4 × 3 × 2 × 1

3.024 × 5 × 4 × 3 × 2 × 1

15.120 × 4 × 3 × 2 × 1

60.480 × 3 × 2 × 1

181.440 × 2 × 1

362.880 × 1

= 362.880

362.880 + 362.880 - 800

725.760 - 800

= 724.960

Jawab:
724.960 ✅

Penjelasan:
Hasil dari:
9! + 9! - 800 =
2×(9!) - (8 × 100) =
2×(9×8×7×6×5×4×3×2) - (8×4×5×5) =
8×4×5×[(2×9×7×6×3×2) - 5] =
32×5×[(4×9×7×6×3) - 5] =
160×[(36×7×18) - 5] =
40×4×[(252×9×2) - 5] =
4×4×10×[(2.268×2) - 5] =
4×4×10×[4.536 - 5] =
4×4×10×4.531 =
4.531 × 4×4×10 =
18.124×4×10 =
72.496 × 10 =
724.960 ✅

( x c v i )

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