/*! This file is auto-generated */ .wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none} Q6. Evaluate each expression聽C4,2... [FREE SOLUTION] | 91影视

91影视

Log out

Learning Materials

Features

Discover

Chapter 12: Q6. (page 641)

Evaluate each expression

C4,2

Short Answer

Expert verified

The value of C4,2=6.

Step by step solution

01

Step 1. Given Information.

Given to evaluate the expression C4,2.

02

Step 2. Calculation.

When n objects are available and r are to be picked then the number of combinations is given by Cn,r=n!n-r!r!

Here n=4,r=2

Plugging the values:

C4,2=4!4鈭�2!2!C4,2=4!2!2!C4,2=4鈰�3鈰�2!2鈰�1鈰�2!C4,2=122C4,2=6

03

Step 3. Conclusion.

Hence, The value of C4,2=6.

Unlock Step-by-Step Solutions & Ace Your Exams!

  • Full Textbook Solutions

    Get detailed explanations and key concepts

  • Unlimited Al creation

    Al flashcards, explanations, exams and more...

  • Ads-free access

    To over 500 millions flashcards

  • Money-back guarantee

    We refund you if you fail your exam.

Over 30 million students worldwide already upgrade their learning with 91影视!

One App. One Place for Learning.

All the tools & learning materials you need for study success - in one app.

Get started for free

Most popular questions from this chapter

In how manyorders can eight actors be listed in the opening credits of a movie if the leading actor must be listed first or last?

An ice cream shop offers a choice of two types of cones and 15 flavors of ice cream. How many different 1-scoop ice cream can a customer order?

Write an equation in slope-intercept form for each graph.

How many different 5-digit codes are possible using the keypad shown at the right if the first digit cannot be 0 and no digit may be used more than once?

Evaluate each expression

C8,4
See all solutions

Recommended explanations on Math Textbooks

Discrete Mathematics

Read Explanation

Decision Maths

Read Explanation

Probability and Statistics

Read Explanation

Logic and Functions

Read Explanation

Geometry

Read Explanation

Applied Mathematics

Read Explanation
View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Study anywhere. Anytime. Across all devices.