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Alex Ar [27]
3 years ago
7

Someone please answer !!!!

Mathematics
2 answers:
Goryan [66]3 years ago
7 0
The answer is C

By the way, that expression means "n choose k". Hope I helped!
Sedbober [7]3 years ago
5 0
The answer is c .I hope my answer right
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Answer:

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Step-by-step explanation:

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STALIN [3.7K]

Answer:

Y2-y1/x2-x1

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One is 2 feet longer than the other one
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Read 2 more answers
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