Answer: Its the first and fourth one!
Step-by-step explanation:
i just did it lol
Answer:
Is there a link or image that shows us the mid segment?
Step-by-step explanation:
Answer:
Step-by-step explanation:
1. Subtraction
2.multiplication
Answer:
84 different lineups are possible
Step-by-step explanation:
The order in which the songs are chosen is not important. So we use the combinations formula to solve this question.
Combinations formula:
is the number of different combinations of x objects from a set of n elements, given by the following formula.

In this question:
6 musics from a set of 9. So

84 different lineups are possible
67 is a prime number, and its ones digit is two less than the tens digit.