Concept explainers
If
a. What are the possible values of
b. If in addition
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A Problem Solving Approach To Mathematics For Elementary School Teachers (13th Edition)
- The number of ways of choosing r objects from n objects is called the number of ___________ of n objects taken r at a time and is given by the formula C(n, r) = ___________.arrow_forwardThe number of ways of arranging r objects form n objects in order is called the number of ______________ of n objects taken r at a time and is given by the formula P(n,r)=__________________.arrow_forwardSubtract the following expressions as indicated. (15L12H)(12L+6H4)arrow_forward
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