This topic contains a solution. Click here to go to the answer

Author Question: A professor wants to arrange his books on a shelf. He has 30 books and only space on the shelf for ... (Read 134 times)

jCorn1234

  • Hero Member
  • *****
  • Posts: 545
A professor wants to arrange his books on a shelf.  He has 30 books and only space on the shelf for 20 of them.  How many different 20-book arrangements can he make using the 30 books?  This is an example of a problem that can be solved using which method?
◦ Permutations
◦ Combinations
◦ Randomness
◦ Conditional probability


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by jCorn1234 on Jan 16, 2020

olderstudent

  • Sr. Member
  • ****
  • Posts: 339
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly




jCorn1234

  • Member
  • Posts: 545
Reply 2 on: Jan 16, 2020
Wow, this really help


alexanderhamilton

  • Member
  • Posts: 334
Reply 3 on: Yesterday
Great answer, keep it coming :)

 

Did you know?

In 2006, a generic antinausea drug named ondansetron was approved. It is used to stop nausea and vomiting associated with surgery, chemotherapy, and radiation therapy.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

Less than one of every three adults with high LDL cholesterol has the condition under control. Only 48.1% with the condition are being treated for it.

Did you know?

A recent study has found that following a diet rich in berries may slow down the aging process of the brain. This diet apparently helps to keep dopamine levels much higher than are seen in normal individuals who do not eat berries as a regular part of their diet as they enter their later years.

For a complete list of videos, visit our video library