Question

There are 18 students in a class, and 6 of them will be chosen to go on a field trip. How many ways can these students be chosen?

Answer 1

Answer:

There are 18564 ways

Step-by-step explanation:

We have the number of ways as:

`\begin{gathered} 18C6=(18!)/((18-6)!6!)=(18!)/(12!6!) \\ \\ =18564 \end{gathered}`