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User:Rayfish

Revision as of 23:45, 7 March 2020 by Rayfish (talk | contribs)

1. The function $f(x)=x^2+4x+2$ is special. Why?

2. Find the $?$ in the sequence $10, 21, 12, 9, 1, 14, 8, 21, 1, 14, ?$.

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