judgesmcleod
judgesmcleod
09-02-2018
Mathematics
contestada
Evaluate. 9!/7!
A. 63
B=72
C=81
Respuesta :
gmany
gmany
04-07-2018
[tex]n!=1\cdot2\cdot3\cdot4\cdot...\cdot n\\\\\dfrac{9!}{7!}=\dfrac{7!\cdot8\cdot9}{7!}=8\cdot9=72\to B.[/tex]
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ethanpetersonxe
ethanpetersonxe
14-01-2020
Answer:
72 is the answer
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