Dayton3456 Dayton3456
  • 12-04-2019
  • Mathematics
contestada

Please answer I’ll rate brainlyest

Please answer Ill rate brainlyest class=

Respuesta :

subella7 subella7
  • 12-04-2019

Answer:

1330

Step-by-step explanation:

Use to formula...

21!/((21-3)!(3!) = 1330

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