Explore BrainMass

Explore BrainMass

    Number Series: Series Pattern

    Not what you're looking for? Search our solutions OR ask your own Custom question.

    This content was COPIED from BrainMass.com - View the original, and get the already-completed solution here!

    I saw a board on a math website that said to solve this if you are genius:


    I see there are several ways to approach this and I have come up with 9 (my best guess), 6, and 14. What answer is most correct and why? Please provide a detailed explanation.

    © BrainMass Inc. brainmass.com March 5, 2021, 1:13 am ad1c9bdddf

    Solution Preview

    I believe most people will guess the following pattern:
    line 1: 56 = 8*(8-1)
    line 2: 42 = 7*(7-1)
    line 3: 30 = 6*(6-1)
    line 4: 20 = 5*(5-1)

    Then they assume a fifth line: 4=12 (i.e., 12=(4*(4-1)) is omitted.

    The last ...

    Solution Summary

    This solution solves for the pattern of a series of equations.