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Mathematics
Ean Simpson
14 December, 15:28
What is the value of the expression 8P4
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Jaquan Ashley
14 December, 17:00
0
1680
Step-by-step explanation:
nPr = n! / (n-r) !
Therefore:
8P4 = 8! / (8-4) !
we get;
= 8!/4!
= (8*7*6*5*4*3*2*1) / (4*3*2*1)
= 40,320 / 24
= 1680
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