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

Evaluate.
(i) ` 5 ! `
ii) `7 ! `
(iii) `7 !-5 !`

Text Solution

Verified by Experts

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