Q. sepesial 901 answer Math

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Jawaban :

No 1 :

5! =

= 5 × 4 × 3 × 2 × 1

= 20 × 3 × 2 × 1

= 60 × 2 × 1

= 120 × 1

= 120

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No 2 :

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

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No 3 :

11! =

= 11 × 10 × 9 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1

= 110 × 9 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1

= 990 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1

= 7.920 × 7 × 6 × 5 × 4 × 3 × 2 × 1

= 55.440 × 6 × 5 × 4 × 3 × 2 × 1

= 332.640 × 5 × 4 × 3 × 2 × 1

= 1.663.200 × 4 × 3 × 2 × 1

= 6.652.800 × 3 × 2 × 1

= 19.958.400 × 2 × 1

= 39.916.800 × 1

= 39.916.800

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No 4 :

3! =

= 3 × 2 × 1

= 6 × 1

= 6

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Kesimpulan :

• Hasil dari 5! adalah 120
• Hasil dari 9! adalah 362.880
• Hasil dari 11! adalah 39.916.800
• Hasil dari 3! adalah 6

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Detail jawaban :

• ❐ Kelas : XII – 12
• ❐ Tingkat : SMA
• ❐ Kode kategorisasi : 12.2.7
• ❐ Bab : 7
• ❐ Mapel : Matematika
• ❐ Materi : Kaidah Pencacahan
• ❐ Kata kunci : Hasil dari 5!, 9!, 11!, dan 3!

___________________________

Jawaban:

5! = 5×4×3×2×1

= 20×3×2×1

= 60×2×1

= 120×1

= 120

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9! = (9×8)×(7×6)×(5×4)×(3×2)×1

= (72 × 42) × (20 × 6)

= 3.024 × 120

= 362.880

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11! = (11 × 10) × (9 × 8) × (7 × 6) × (5 × 4) × (3 × 2 × 1)

= 110 × 72 × 42 × 20 × 6

= 7.920 × 840 × 6

= 6.652.800 × 6

= 39.916.800

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3! = 3 × 2 × 1

= 6 × 1

= 6