Question

Q.
9!×10! =

Nt : ada da aja ​

Answer 1

9! × 10!

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9!

9 × 8 × 7 × 6 × 5 × 4 × 3 × 2 × 1

9 × 8 × 7 × 6 × 5 × 4 × 3 × 2

9 × 8 × 7 × 6 × 5 × 4 × 6

9 × 8 × 7 × 6 × 5 × 24

9 × 8 × 7 × 6 × 120

9 × 8 × 7 × 720

9 × 8 × 5,040

9 × 40,320

362,880

10!

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

10 × 9 × 8 × 7 × 6 × 5 × 4 × 3 × 2

10 × 9 × 8 × 7 × 6 × 5 × 4 × 6

10 × 9 × 8 × 7 × 6 × 5 × 24

10 × 9 × 8 × 7 × 6 × 120

10 × 9 × 8 × 7 × 720

10 × 9 × 8 × 5,040

10 × 9 × 40,320

10 × 362,880

3,628,800

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=9! × 10!

=362,880 × 3,628,800

=1,316,818,944,000

♡Answer by Hatna♡

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