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- PMT-101 Preparatory Course in General Mathematics (BPP)PMT-101
- Unit-7 Permutations and CombinationsUnit-7

Unit-7 Permutations and Combinations
In this unit you will study about the Multiplication principle, permutations, combinations and Binomial Theorem.
Evaluate the following:
i)5!
ii)4! + 3!
iii)6! / 2!

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Learning Pundits Content Team
1)5! = 5 × 4 × 3 × 2 × 1 = 120
2)4! + 3! = (4 × 3 × 2 × 1) + (3 × 2 × 1) = 24 + 6 = 30
3)6!/2! = (6×5×4×3×2×1)/(2×1) = 720/2 = 360
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