HP 49g

Command Reference: Part A (1.1) 1-49
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&RPPDQG
PARTFRAC(1/(X^2-1))
5HVXOW (-1+(1/X+^2))
PCAR
7\SH &RPPDQG
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)ODJV ([DFWPRGHPXVWEHVHWIODJ²FOHDU
1XPHULFPRGHPXVWQRWEHVHWIODJ²FOHDU
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PCAR([[5,8,16][4,1,8][-4,-4,-11]])
5HVXOW X^3+5*X^2+3*X-9
POWMOD
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$FFHVV $ULWKPHWLF
<! 02'8/2
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/HYHO$UJXPHQW7KHH[SRQHQW
2XWSXW 7KHUHVXOWRIWKHREMHFWUDLVHGWRWKHH[SRQHQWPRGXORWKHFXUUHQWPRGXOXV
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2
1–
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5816
41 8
4
–4–11–