00727nam0-22002891i-450-99000089084040332120001010000089084FED01000089084(Aleph)000089084FED0100008908420001010d--------km-y0itay50------baitay-------001yyElementary AlgebraNew YorkMCGraw-Hill1960.p. 292ill.cm 25MatematicaRich,Barnett43519ITUNINARICAUNIMARCBK99000089084040332103 M.0,1232471IINTCIINTCElementary algebra186569UNINAING01