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Tamil Nadu Board of Secondary EducationHSC Science Class 11

Find the value of 3! – 2! - Mathematics

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Question

Find the value of 3! – 2!

Sum

Solution

3! – 2! = (3 × 2 × 1) × (4 × 3 × 2 × 1)

= 6 × 24

= 144

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Chapter 4: Combinatorics and Mathematical Induction - Exercise 4.1 [Page 166]

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Samacheer Kalvi Mathematics - Volume 1 and 2 [English] Class 11 TN Board
Chapter 4 Combinatorics and Mathematical Induction
Exercise 4.1 | Q 14. (iii) | Page 166

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