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

find the sum. write each mixed number in simplest form 4 7/8 + 5 1/4
Does an owl have a backbone?
The inner and outer Radii of a cylindrical pipe are 5 cm and 4 cm respectively. find the area of cross section of the pipe.
A blue rope is 3 times the length as a red rope. A green rope is 5 times as log as the blue rope of the total length of all 3 ropes equals 508.25m what is the l
What's 5 divided by x squared explain
Does an owl have a backbone?
What is 25% of $500.00? I think the answer is $475.00 Can someone verify if twenty five percent of 500.00 is $475.00
find the sum. write each mixed number in simplest form 4 7/8 + 5 1/4
josh wanted to buy a bicycle but didn't have enough money. After josh told his troubles to sam slick, sam said,"I can fix that. see that fence? each time you ju
Does an owl have a backbone?