Which expression is equal to $\left( \begin{array} { l }
N \
n
\end{array} \right) ?$
A) $\frac { N ! } { ( N - n ) ! }$
B) $\frac { N ! } { n ! ( N - n ) ! }$
C) $\frac { N ! } { N ! ( N - n ) ! }$
D) $\frac { N ! } { n ! }$

Question

Which expression is equal to $\left( \begin{array} { l } 
N \
n
\end{array} \right) ?$
A) $\frac { N ! } { ( N - n ) ! }$
B) $\frac { N ! } { n ! ( N - n ) ! }$
C) $\frac { N ! } { N ! ( N - n ) ! }$
D) $\frac { N ! } { n ! }$

Quizplus · Accepted Answer

The correct expression for $\left( \begin{array} { l } N \ n \end{array} \right)$, which represents the number of ways to choose n items from a set of N items without regard to order, is given by $\frac { N ! } { n ! ( N - n ) ! }$. This formula is known as the binomial coefficient.

Which Expression Is Equal To (Nn)?\left( \begin{array} { l } N \\n\end{array} \right) ?(Nn​)?

Which Expression Is Equal To $\left( \begin{array} { l } N \\n\end{array} \right) ?$