drake has 7 song that he choose to sing in the shower each day of the week, one song per day. If he never sings the same song twice in week, how many different ways can he choose his song throughout the week?

Answer :

Answer:

5040 ways

Step-by-step explanation:

7! = 5040

7 choices on day 1

6 choices on day 2

5 choices on day 3

4 choices  on day 4

3

2

1                                 7 x 6 x 5 x 4 x 3 x 2 x1 = 5040