Solve the problem.
-$20 C _ { 4 }$
A) 19,380
B) 4845
C) 29,070
D) 116,280

Name: Solve the problem. -$20 C _ { 4 }$ A) 19,380 B) 4845 C) 29,070 D) 116,280
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Question

Quizplus · Accepted Answer

The correct answer is calculated using the combination formula $C(n, k) = \frac{n!}{k!(n-k)!}$. For $20 C _ { 4 }$, it is $\frac{20!}{4!(20-4)!} = \frac{20!}{4!16!}$. Simplifying this gives $4845$.

Solve the Problem 20C420 C _ { 4 }20C4​ A) 19,380 B) 4845 C) 29,070 D) 116,280

Solve the Problem $20 C _ { 4 }$ A) 19,380
B) 4845
C) 29,070
D) 116,280