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Mathematics 7 Online
OpenStudy (anonymous):

HELP PLEASE!!!!!! Find the number of combinations of the letters a, b, c, and d taken 3 at a time.

OpenStudy (anonymous):

A) 16 B) 4 C) 8 D) 24

OpenStudy (cwrw238):

thats 4C3 which = 4C1 how many 1's can you take out of 4?

OpenStudy (anonymous):

4

OpenStudy (anonymous):

yeah 4c3=4c1

OpenStudy (anonymous):

so whats the answer?

OpenStudy (cwrw238):

4

OpenStudy (cwrw238):

thers only 4 1's in 4

OpenStudy (anonymous):

thanks

OpenStudy (cwrw238):

yw

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