brendaad32
brendaad32
16-05-2018
Mathematics
contestada
Evaluate 6P4.
15
720
30
360
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smmwaite
smmwaite
16-05-2018
6P4
This means permutation of 6 things taken 4 at a time.
It is calculated as follows.
6!/(6-4)! =6!/2!
= (6×5×4×3×2×1) ÷ (2×1)
= 720/2 =
360
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