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Question
Evaluate: (8 – 6)!
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Solution
(8 – 6)!
= 2!
= 2 × 1
= 2
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RELATED QUESTIONS
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Show that
`("n"!)/("r"!("n" - "r")!) + ("n"!)/(("r" - 1)!("n" - "r" + 1)!) = (("n" + 1)!)/("r"!("n" - "r" + 1)!`
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Find the value of: `(8! + 5(4!))/(4! - 12)`
Five balls are to be placed in three boxes, where each box can contain up to five balls. Find the number of ways if no box is to remain empty.
