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OpenStudy (anonymous):
how do i solve this? Evaluate . 7^C6 A. 9 B. 1 C. 5,040 D. 7
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OpenStudy (anonymous):
OpenStudy (anonymous):
nCr = n!/ (n-r)! * r!
OpenStudy (anonymous):
7C6 = 7!/6!*1! = 7
OpenStudy (anonymous):
\[_7C_6 = _7C_1=7\]
OpenStudy (anonymous):
thanks :)
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OpenStudy (anonymous):
what @Yahoo! said
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