please answer fast
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Answered by
1
Step-by-step explanation:
the correct answer is (c+d)/2
Answered by
2
Step-by-step explanation:
option 2) is the correct answer to your question.
arithmetic mean is the average of a set of numerical values, as calculated by adding them together and dividing by the number of terms in the set.
hence your answer will be option 2) c+d/2
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