Share
Explore BrainMass

Permutation and Combination

Evaluate:
a) P6,4
b) C7,2
c) P4,4
d) C9,0

Solution Preview

We have P(n, r) = n! / (n - r)! and C(n, r) = n! / {(n - r)! ...

Solution Summary

Step-by-step solution is provided.

$2.19