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Extremums on HP 42S
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12-23-2021, 04:51 PM
Post: #1
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Extremums on HP 42S
The equation sqrt(ABS(x^3 +2*x +4)) produces extremums where I expect at x~-2.59 and x~0, but does not find the extremum at x~-1.33. Anyone know why?
LBL “FX” ENTER ENTER ENTER 3 Y^X X<>Y X^2 2 * + 4 + RTN END |
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Extremums on HP 42S - lrdheat - 12-23-2021 04:51 PM
RE: Extremums on HP 42S - rprosperi - 12-23-2021, 06:18 PM
RE: Extremums on HP 42S - Thomas Okken - 12-23-2021, 07:07 PM
RE: Extremums on HP 42S - lrdheat - 12-23-2021, 07:09 PM
RE: Extremums on HP 42S - Pekis - 12-24-2021, 09:13 AM
RE: Extremums on HP 42S - Sylvain Cote - 12-24-2021, 11:32 AM
RE: Extremums on HP 42S - toml_12953 - 12-24-2021, 04:20 PM
RE: Extremums on HP 42S - Albert Chan - 12-24-2021, 12:17 PM
RE: Extremums on HP 42S - lrdheat - 12-24-2021, 03:43 PM
RE: Extremums on HP 42S - C.Ret - 12-25-2021, 04:02 PM
RE: Extremums on HP 42S - lrdheat - 12-25-2021, 04:16 PM
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