Question

Evaluate. 8!/5!3!

0
1
56

Answer 1

56

Answer 2

this is

\[\frac{8\times7\times6\times5!}{5!\times3!}\]

delete the common factor of 5!

and 3! = 3 x 2 x 1 = 6

so the problem is now

\[\frac{8\times7\times6}{6} = 56\]