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monitta
2 years ago
12

NCn is __________ equal to 1. always sometimes never

Mathematics
2 answers:
Black_prince [1.1K]2 years ago
7 0
<span>NCn is always equal to 1. </span>
solong [7]2 years ago
5 0
The third is either A or B, depending on your assumptions. Most likely the "correct" answer is A, but I would argue it's B, since (-1)C(-1) <span>is not equal to 1 (it's not defined).

I hope my answer has come to your help. Thank you for posting your question here in Brainly. We hope to answer more of your questions and inquiries soon. Have a nice day ahead!
</span>
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