Twelve flowers

A florist has roses, tulips, daffodils, and carnations to use in flower arrangements. If she were to make an arrangement using 12 flowers, how many different combinations of these four types of flowers would be possible?

Correct answer:

x =  455

Step-by-step explanation:

C12(15)=(1215)=12!(1512)!15!=321151413=455 n=4 k=12 m=n+k1=4+121=15  x=(km)=455

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Showing 1 comment:
Math student
Okay, but where are these numbers coming from?
Where did you get 15?

1 year ago  1 Like

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