Revision history of "1972 AHSME Problems/Problem 4"

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  • (cur | prev) 01:41, 7 November 2020Lopkiloinm (talk | contribs). . (642 bytes) (+642). . (Created page with "== Problem 4 == The number of solutions to <math>\{1,~2\}\subseteq~X~\subseteq~\{1,~2,~3,~4,~5\}</math>, where <math>X</math> is a subset of <math>\{1,~2,~3,~4,~5\}</math> i...")