Sagot :
[tex]\huge \tt {\pink {\boxed{\tt{ANSWER:}}}}[/tex]
[tex]\huge \tt {\red {\boxed{\tt{C(n,4) = 126}}}}[/tex]
- To solve, we need to use combination formula:
- Substitute the given, the solve;
- Cancel (n-4)! since it is common to both numerator and denominator.
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