TaedenK38114 TaedenK38114
  • 03-11-2022
  • Mathematics
contestada

A time traveler can take 4 books with him, and he has 86 books to choose from. How many differentways can the books be selected?

Respuesta :

KlowieN612309 KlowieN612309
  • 03-11-2022

Combination:

[tex]_nC_r=\frac{n!}{r!(n-r)!}[/tex]

n is the number of things to choose from, and r is the number of thing

Answer Link

Otras preguntas

(sin(lnx)+cos(lnx)=0
Who signed the salt II treaty?
what is ten times greater than 563,626
jugar "to play" is used for sports and games. true false
How many C-13 atoms are present, on average, in a 23000-atom sample of carbon?
Name three oceans bordering Canada.
Quien me ayuda con esto 5g+4(-5+3g)=1-g
What do i write with this 5×(9-2)
a proper noun names a particular person, place, or thing within a general class. true false
what is 1/2 in simplest form