HP 49g

1-62 Command Reference: Part A (1.1)
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SOLVEVX(X^3-X-9)
5HVXOW {X=2.2400}
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6HHDOVR 62/9(
SUBST
7\SH )XQFWLRQ
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1XPHULFPRGHPXVWQRWEHVHWIODJ²FOHDU
([DPSOH  6XEVWLWXWH[ ]IRU[LQWKHIROORZLQJH[SUHVVLRQDQGDSSO\WKH(;3$1'FRPPDQG
WRVLPSOLI\WKHUHVXOW
&RPPDQG
SUBST(X^2+3*X+7,X=Z+1)
EXPAND(ANS(1))
5HVXOW Z^2+5*Z+11
SUBTMOD
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