1. Determine the number of combinations of the letters of the word EXAMINATION given that four letters are taken at a time. (5marks)

asked Sep 22, 2021 187k views

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1. Determine the number of combinations of the letters of the word EXAMINATION given that

four letters are taken at a time.
(5marks)

7.4k points

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2 votes

Answer:

210

Explanation:

10 choose 4. 10 letters choose 4. Using the combination formula. C(n,r)

Lynnaloo answered Sep 29, 2021

6.3k points

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