Evaluate : 10! – 6! - Vidyadip

Question

Evaluate :

10! – 6!

✓

Answer

10! – 6! = 10 × 9 × 8 × 7 × 6! – 6! = 6! (10 × 9 × 8 × 7 – 1) = 6! (5040 – 1) = 6 × 5 × 4 × 3 × 2 × 1 × 5039 = 3628080

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