Ms. lunette has 18 students in her class. she wants to send 3 of these students to pick up books for the class. how many combinations of 3 students can she choose?

816

4896

6

54

To answer this question, you'll need to use permutations and factorials.

Factorials are any integer with an ! after it. This means that all of the integers before that number are multiplied together with said number.

This question will use the following formula:

n represents the amount of items in a set, and r represents the amount of items in each combination within the set.

You have 18 students, and you can choose any combination of 3 students. Plug your values into the formula:

There are 4896 different combinations of students that Ms. Lunette can choose.

savings account is an account only used for saving money. this acts as an emergency source of funding for an individual. answer a would result in the money in his account to grow as it specifically states that interest is compounded daily at the rate of 2%

step-by-step explanation:

if im not mistaking its

step-by-step explanation: