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Evaluate (i) 5!              (ii) 7!    ...

Evaluate (i) 5!              (ii) 7!                (iii) 7! – 5!

Text Solution

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(i) 5! = 1×2×3×4×5=120
(ii) 7! = 1×2×3×4×5×6×7=5040
(iii) 7! – 5! = 5040 - 120 =4920
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