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21-05-2023
Mathematics

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Suppose you choose four books
to read from a summer reading
list of 12 books. How many
different combinations of books
are possible?
n!
Note: Cr= (-)
r!(n-r)!
n

Suppose you choose four books to read from a summer reading list of 12 books How many different combinations of books are possible n Note Cr rnr n class=

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