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  2. Topic
    Mathematics
  3. Study Set
    Precalculus
  4. Exam
    Exam 57: Counting Principles
  5. Question
    Evaluate\({ } _ { n } C _ { r }\)
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Evaluate nCr{ } _ { n } C _ { r }n​Cr​

Question 1

Question 1

Multiple Choice

Evaluate nCr{ } _ { n } C _ { r }n​Cr​ using the formula from this section.? 6C1{ } _ { 6 } C _ { 1 }6​C1​ ?


A) 8
B) 7
C) 9
D) 10
E) 6

Correct Answer:

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