Question

How many permutations can be made from the letters in the word "Wednesday" if a)4 letters are used at the same time b) all the letters are used

Attempt

a)

b) Since some letters are alike

Am I correct?

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- June 5th 2009, 11:38 PMmj.alawamiPermutation doubt
Question

How many permutations can be made from the letters in the word "Wednesday" if a)4 letters are used at the same time b) all the letters are used

Attempt

a)

b) Since some letters are alike

Am I correct? - June 6th 2009, 03:54 AMPlato
- June 6th 2009, 06:56 AMmj.alawami
- June 6th 2009, 07:07 AMPlato
For case i)

For case ii)

For case iii)

Add them up.