Question

What expression is equivalent to 120?

Answer 1

Answer:

5! and 6p3

Step-by-step explanation:

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

6p3= n!/(n-r)!

where n = 6

and r = 3

6p3 = 6!/(6-3)!

      = 6*5*4*3*2*1/3*2*1

      = 120