Question

Kuis :

1. 7! × 5! =

2. 8! - 6! =

3. 18!! + 15!! =

" lagi ngabuburit "​

Answer 1

Soal 1

7!

• 7 × 6 × 5 × 4 × 3 × 2 × 1
• 42 × 5 × 4 × 3 × 2 × 1
• 210 × 4 × 3 × 2 × 1
• 840 × 3 × 2 × 1
• 2.520 × 2 × 1
• 5.040 × 1
• 5.040

5!

• 5 × 4 × 3 × 2 × 1
• 20 × 3 × 2 × 1
• 60 × 2 × 1
• 120 × 1
• 120

7! × 5!

• 5.040 × 120
• 604.800

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Soal 2

8!

• 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1
• 56 × 6 × 5 × 4 × 3 × 2 × 1
• 336 × 5 × 4 × 3 × 2 × 1
• 1.680 × 4 × 3 × 2 × 1
• 6.720 × 3 × 2 × 1
• 20.160 × 2 × 1
• 40.320 × 1
• 40.320

6!

• 6 × 5 × 4 × 3 × 2 × 1
• 30 × 4 × 3 × 2 × 1
• 120 × 3 × 2 × 1
• 360 × 2 × 1
• 720 × 1
• 720

8! - 6!

• 40.320 - 720
• 39.600

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Soal 3

18!!

• 18 × 16 × 14 × 12 × 10 × 8 × 6 × 4 × 2
• 288 × 14 × 12 × 10 × 8 × 6 × 4 × 2
• 4.032 × 12 × 10 × 8 × 6 × 4 × 2
• 48.384 × 10 × 8 × 6 × 4 × 2
• 483.840 × 8 × 6 × 4 × 2
• 3.870.720 × 6 × 4 × 2
• 23.224.320 × 4 × 2
• 92.897.280 × 2
• 185.794.560

15!!

• 15 × 13 × 11 × 9 × 7 × 5 × 3 × 1
• 195 × 11 × 9 × 7 × 5 × 3 × 1
• 2.145 × 9 × 7 × 5 × 3 × 1
• 19.305 × 7 × 5 × 3 × 1
• 135.135 × 5 × 3 × 1
• 675.675 × 3 × 1
• 2.027.025 × 1
• 2.027.025

18!! + 15!!

• 185.794.560 + 2.027.025
• 187.821.585

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