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Popular >

simplify ((n-2)!)/((n-1)!)

Solution

simplify

\frac{( n - 2 ) !}{( n - 1 ) !}

Solution

\frac{1}{n - 1}

Solution steps

\frac{( n - 2 ) !}{( n - 1 ) !}

Cancel the factorials:

\frac{n !}{( n + m ) !} = \frac{1}{( n + 1 ) \cdot ( n + 2 ) \dots ( n + m )}

\frac{( n - 2 ) !}{( n - 1 ) !} = \frac{1}{( n - 1 )}

= \frac{1}{n - 1}

Popular Examples

\frac{1}{2} = 1 (- 4) + b

simplify 1.19*5.4*3.12-5.4*1.192-1.93*5.4*1.19 simplify

1.19 \cdot 5.4 \cdot 3.12 - 5.4 \cdot 1.192 - 1.93 \cdot 5.4 \cdot 1.19

\frac{2 x}{3} = 8

factor 144-9f^2 factor

144 - 9 f^{2}

∣ 6 n - 6 ∣ + 17 = 1

Frequently Asked Questions (FAQ)

What is ((n-2)!)/((n-1)!) ?
The solution to ((n-2)!)/((n-1)!) is 1/(n-1)