Concept explainers
To find:
The number of combinations.
Answer to Problem 11.18EP
The number of combinations for our given expression would be
Explanation of Solution
Given:
An expression:
Concept used:
The number of combinations of n elements taken r elements at a time is given by formula:
Calculation:
Upon looking at our given expression, we can see that the value of n is 15and value of r is 1.
Upon substituting these values in combinations formula, we will get:
Therefore, the number of combinations for our given expression would be
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Holt Mcdougal Larson Pre-algebra: Student Edition 2012
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