   Chapter 14.1, Problem 70E ### Algebra and Trigonometry (MindTap ...

4th Edition
James Stewart + 2 others
ISBN: 9781305071742

#### Solutions

Chapter
Section ### Algebra and Trigonometry (MindTap ...

4th Edition
James Stewart + 2 others
ISBN: 9781305071742
Textbook Problem

# APPLICATIONS61-74 ■ Combinations These exercises involve counting combinations.Choosing Clothing If a woman has eight skirts, in how many ways can she choose five of these to take on a weekend trip?

To determine

To find:

The number of ways the woman can choose 5 skirts out of 8.

Explanation

Approach:

The order of choosing 5 skirts from a total of 8 is not considered.

The formula of the number of combinations is as follows.

C(n,r)=n!r!(nr)!

Here, n is the total number of objects and r is the number of objects chosen.

Calculation:

Substitute 8 for n and 5 for r as follows.

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