This math topic focuses on practicing the calculation of factorial expressions combined with bracketed multiplication. Specifically, students solve problems involving multiplying factorials by the result of a subtraction operation within brackets. This skill facilitates understanding of fundamental concepts in probability and statistics, and is a part of an introductory unit aimed at familiarizing students with factorial forms used in these fields. The problems cover basic factorial operations and incorporate integer subtractions to challenge the students' ability to integrate multiple mathematical concepts.
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What is the value of this factorial expression?