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    Algebra: Sequences and Expansions

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    1. The coefficient of x6y4 in the expansion of (2x-y)10 is ?
    2. An arithmetic sequence has a=15 and the common difference d=-3/2. Find the value of 10 over Sigma k=5 ak = the kth term of the sequence.
    3. Find the 3rd term in the expansion of (x+6)10.

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    https://brainmass.com/math/basic-algebra/algebra-sequences-expansions-5589

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    1. The coefficient of x6y4 in the expansion of (2x-y)10 is ?
    It's well known that ...

    Solution Summary

    Sequences and Expansions are analyzed to find terms and coefficients

    $2.19

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