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Popular >

simplify (6!)/((6-4)!4!)

Solution

simplify

\frac{6 !}{( 6 - 4 ) ! 4 !}

Solution

15

Solution steps

\frac{6 !}{( 6 - 4 ) ! \cdot 4 !}

Subtract the numbers:

6 - 4 = 2

= \frac{6 !}{2 ! \cdot 4 !}

Cancel the factorials:

\frac{n !}{( n - m ) !} = n \cdot (n - 1) \dots (n - m + 1), n > m

\frac{6 !}{4 !} = 6 \cdot 5

= \frac{6 \cdot 5}{2 !}

\frac{6 \cdot 5}{2 !} = 15

= 15

Popular Examples

simplify sqrt(2^{-6)+6^{-2}}simplify

2^{- 6} + 6^{- 2}

2/3 =(y-5)/(18)

\frac{2}{3} = \frac{y - 5}{18}

- 5 x = 15

(z + 9)^{2} = - 25

-720x+720-(i*40)x+120x+10(720-72x)=0

- 720 x + 720 - (i \cdot 40) x + 120 x + 10 (720 - 72 x) = 0

Frequently Asked Questions (FAQ)

What is (6!)/((6-4)!4!) ?
The solution to (6!)/((6-4)!4!) is 15