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Mathematics 7 Online
OpenStudy (anonymous):

How many different arrangements can be made with the letters in the word POWER? A. 120 B. 20 C. 25 D. 100

OpenStudy (raden):

it is 5!, just evaluate what is the value of 5! ?

OpenStudy (raden):

5! = 5 x 4 x 3 x 2 x 1 = ...

OpenStudy (anonymous):

so is it C.

OpenStudy (raden):

5 x 4 x 3 x 2 x 1 = ... ?

OpenStudy (anonymous):

120

OpenStudy (raden):

yes, correct

OpenStudy (anonymous):

thank you!

OpenStudy (raden):

you're welcome

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