Question:medium

Evaluate (i) 8! (ii) 4! - 3!

Updated On: Jan 27, 2026
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Solution and Explanation

(i) 8! = 1 x 2 x 3 x 4 x 5 x 6 x 7 x 8 = 40320

(ii)  4! = 1 x 2 x 3 x 4 = 24 
     3! = 1 x 2 x 3 = 6 
   ∴4! - 3! = 24 - 6 = 18

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