Evaluate $\left( \begin{array} { l }
8 \
2
\end{array} \right)$ .
A) 28
B) 16
C) 56
D) 4

Name: Evaluate $\left( \begin{array} { l } 8 \\ 2 \end{array} \right)$ . A) 28 B) 16 C) 56 D) 4
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Question

Evaluate $\left( \begin{array} { l } 
8 \
2
\end{array} \right)$ .
A) 28
B) 16
C) 56
D) 4

Quizplus · Accepted Answer

The number of ways to choose 2 items from a set of 8 items is given by the combination formula:$\left( \begin{array} { l } 8 \2\end{array} \right) = \frac{8!}{2!6!} = \frac{8\times7}{2} = 28$

Evaluate (82)\left( \begin{array} { l } 8 \\2\end{array} \right)(82​) A) 28 B) 16 C) 56 D) 4

Evaluate $\left( \begin{array} { l } 8 \\2\end{array} \right)$
A) 28
B) 16
C) 56
D) 4