Question

Evaluate. 8!/5!3! 0 1 56

Answer 1

56

Explanation:

8!

------

5! * 3!

8*7*6*5*4*3*2*1

-------------------------

5*4*3*2*1 * 3*2*1

Canceling like terms

8*7*6

-------------------------

3*2*1

Simplifying the denominator

8*7*6

-------------------------

6

Canceling the 6

8*7

56

Answer 2

A number with an exclamation point after it, means that number is multiplied by every number below it.

8! = 8 x 7 x 6 x 5 x 4 x 3 x 2 x 1 = 40,320

5! = 5 x 4 x 3 x 2 x 1 = 120

3! = 3 x 2 x 1 = 6

Now you have:

40,320 / 120 * 6

40,320 / 720 = 56