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    Permutations and Combinations Results

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    For each of the following, express your results in two ways: 1st, using the nPr or nCr notation, whichever is appropriate; 2nd, giving the numerical value:
    a) The number of permutations of 8 objects taken 3 at a time
    b) The number of combinations of 7 objects taken 5 at a time

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    Solution Summary

    The expert examines permutations and combination results being expressed in two ways.