Write the Word or Phrase That Best Completes Each Statement ${ } _ { n } P _ { r }$

question 67

Short Answer

Write the word or phrase that best completes each statement or answers the question.
Provide the missing information.
-The number of permutations of n elements taken r at a time is denoted by ${ } _ { n } P _ { r }$ and is computed by ${ } _ { n } P _ { r } = \frac { \square } { \square } \text { or } { } _ { n } P _ { r } = n ( n - 1 ) ( n - 2 ) \ldots ( n - r + 1 )$

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Definitions:

Inventory Level

The quantity of goods or materials on hand at any given time within a business.

Trade Promotions

Marketing activities undertaken to increase demand among wholesalers, retailers, or other organizational buyers, usually through discounts or incentives.

Retailer

A business or individual that sells goods to the public in relatively small quantities for use or consumption rather than for resale.

Manufacturer

A person or company that makes goods for sale, especially on a large scale, involving processes such as designing, testing, and mass-producing products.