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the exact answer is the maximum root of simple quadratic equation 9*N^2 -36*N+28=0
abtained after a few algebraic substitutions and expansions
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Day 1: Standard Deviation Puzzles #1
You are viewing a single comment's thread. Return to all comments →
the exact answer is the maximum root of simple quadratic equation 9*N^2 -36*N+28=0
abtained after a few algebraic substitutions and expansions