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In how many ways can set of five letters be selected from the english alphabet WITH SOLUTION .... THANKS

 Mar 3, 2015

Best Answer 

 #2
avatar
+5

Have to make certain assumptions:

without replacement, order doesn't matter

The first letter can be selected from 26, the second from 25, etc

results in 7893600 combinations, I think.

 Mar 3, 2015
 #1
avatar+128731 
+5

We have 26 letters and we want to choose any 5 of them.....this is given by the combination......

C(26,5)  = 65,780  ways.... (different sets)

 

 Mar 3, 2015
 #2
avatar
+5
Best Answer

Have to make certain assumptions:

without replacement, order doesn't matter

The first letter can be selected from 26, the second from 25, etc

results in 7893600 combinations, I think.

Guest Mar 3, 2015
 #3
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0

@cphill how did you get the answer can you please give me a solution TY

 Mar 3, 2015
 #4
avatar+128731 
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Mine counts all the different sets.....Anonymous' counts total ways......since both words are used in the question.....take your pick....

 

 Mar 3, 2015
 #5
avatar+128731 
0

I used this "formula".........

C(26,5)  = 26! / [ (26 - 5)! (5)! ]

 

 Mar 3, 2015
 #6
avatar+128731 
0

Reading the question again.......go with Anonymous' answer......

 

 Mar 3, 2015

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