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Factorial Notation Evaluate 4! – 3! - CBSE (Arts) Class 11 - Mathematics

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Question

Evaluate 4! – 3!

Solution

4! = 1 × 2 × 3 × 4 = 24

3! = 1 × 2 × 3 = 6

∴4! – 3! = 24 – 6 = 18

  Is there an error in this question or solution?

APPEARS IN

 NCERT Solution for Mathematics Textbook for Class 11 (2018 to Current)
Chapter 7: Permutations and Combinations
Q: 1.2 | Page no. 140

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Solution Factorial Notation Evaluate 4! – 3! Concept: Concept of Permutations.
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