Mathematics Teacher (1992) Vol. 85, No. 5
MYTHS • GRAPHING • TAXES Two new equations from HP: 3 4 24 32+1 '"'-c-.,..,,.,1 Ttcxllu, 1\pnl 1990, Oroplun& c.I<U!ot.on c-_.,. and Ro<otDtDmdAUono Now ThUY tl oo 1Jm1t \o \he numbu-o( wu~ yow tcboolmay purd\.ue. 01991 H.-WU.Po<kord C..paey 1'0120118 And HP has the only calculators that provide the proof! Do your mo~t
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