Question

How many permutations can be made out of the letters of the word $TRIANGLE$ ?

How many of these will begin with $T$ and end with $E$ ??


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Answer 1

hope it helps you out dude

Answer 2

Solution:-

TRIANGLE!

An Eight Letter Word.

Said that It should Start with "T" and Ends with "E."

T______E.

Now,

We need to arrange the remaining 6 letters.

=> 6P6

=> 6!

=> 720.

Hence,

720 permutations can be made out of the letters of the word "TRIANGLE ".