Quiz12! =….?22×21=…?​

Jawab:

12! = 479.001.600

22 × 21 = 462

Penjelasan dengan langkah-langkah:

Soal 1 :

12! = …

=> 12 × 11 × 10 × 9 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1

=> 132 × 10 × 9 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1

=> 1.320 × 9 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1

=> 11.880 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1

=> 95.040 × 7 × 6 × 5 × 4 × 3 × 2 × 1

=> 665.280 × 6 × 5 × 4 × 3 × 2 × 1

=> 3.991.680 × 5 × 4 × 3 × 2 × 1

=> 19.958.400 × 4 × 3 × 2 × 1

=> 79.833.600 × 3 × 2 × 1

=> 239.500.800 × 2 × 1

=> 479.001.600 × 1

=> 479.001.600

______________

Soal 2 :

22 × 21 = …

  22

  21

 —– ×

  22

44

——- +

462

#Koreksi

#Cmiww

Jawaban:

• 12! = 479.001.600

• 22 × 21 = 462

Penjelasan dengan langkah-langkah:

Soal

• 12! =……?

• 22 × 21 =……?

Jawaban :

• 12! = (12×11)×(10×9)×(8×7)×(6×5)×(4×3)×(2×1)

= (132×90)×(56×30)×(12×2)

= (11.880 × 1.680) × 24

= 19.958.400 × 24

= 479.001.600

Jadi hasil dari 12! adalah 479.001.600

• 22 × 21 = 462

22

21

––––– ×

22

44

––––––– +

462

Jadi hasil dari 22×21 adalah 462