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Evaluate the following: (i) 7! - 6! (...

Evaluate the following:
(i) `7! - 6!` (ii) `(8!)/(6!)`

Text Solution

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(i) `7! - 6!`
`=1.2.3.4.5.6.7-1.2.3.4.5.6`
`= 5040 - 720`
`=4320`
(ii) `(8!)/(6!) = (1.2.3.4.5.6.7.8)/(1.2.3.4.5.6)`
`= 7 xx 8 = 56`.
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