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Rachel draws three cards from a standard deck of cards, one at a time. How many different ways can she draw three cards? (The order of the cards matters.)

(You can use a calculator for this problem.)

 Apr 7, 2019

Best Answer 

 #1
avatar+4772 
+1

\(\text{She has 52 cards to choose from, then 51, then 50}\\ N = 52\cdot 51\cdot 50\\ \text{The usual formula for what's known as a permutation of }n \text{ objects taken }r \text{ at a time is }\\ _nP_r = \dfrac{n!}{(n-r)!}\)

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 Apr 7, 2019
 #1
avatar+4772 
+1
Best Answer

\(\text{She has 52 cards to choose from, then 51, then 50}\\ N = 52\cdot 51\cdot 50\\ \text{The usual formula for what's known as a permutation of }n \text{ objects taken }r \text{ at a time is }\\ _nP_r = \dfrac{n!}{(n-r)!}\)

Rom Apr 7, 2019

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