Matseleng5126 Matseleng5126
  • 20-01-2020
  • Mathematics
contestada

Evaluate the given expression and express the result using the usual format for writing numbers (Instead of scientific notation)

27c3 = ?

Respuesta :

afsahsaleem afsahsaleem
  • 21-01-2020

Answer:

[tex]{^{27}}C_{3}=2925[/tex]

Step-by-step explanation:

To evaluate [tex]{^{27}}C_{3}[/tex]

Using the formula

[tex]{^n}C_{r}=\frac{n!}{r!(n-r)!}\\\\{^{27}}C_{3}=\frac{27!}{3!(27-3)!}\\\\{^{27}}C_{3}=\frac{27!}{3!24!}\\\\{^{27}}C_{3}=\frac{(27)(26)(25)}{3.2.1}\\\\{^{27}}C_{3}=2925[/tex]

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