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4 (x - 4) - 2*(x - 4) - 15 = 0
___________________________________________________________________________________________________________ / ______________ / / ______ / / 1 \/ 2001 4 10 / - 2*3 / - + -------- + --------------------------------------------------------- + ------------------- _______________________________________________ / \/ 4 4 _______________________________________________ ______________ / ______________ / / ______________ / ______ / / ______ / / / ______ / 1 \/ 2001 / 10 / 1 \/ 2001 / / 10 / 1 \/ 2001 3 / - + -------- / - ------------------- + 2*3 / - + -------- / / - ------------------- + 2*3 / - + -------- \/ 4 4 / ______________ \/ 4 4 / / ______________ \/ 4 4 / / ______ / / / ______ / / 1 \/ 2001 / / / 1 \/ 2001 / 3 / - + -------- / / 3 / - + -------- \/ \/ 4 4 \/ \/ \/ 4 4 x1 = 4 + --------------------------------------------------------- + -------------------------------------------------------------------------------------------------------------------------- 2 2
___________________________________________________________________________________________________________ / ______________ / / ______ / / 1 \/ 2001 4 10 / - 2*3 / - + -------- + --------------------------------------------------------- + ------------------- _______________________________________________ / \/ 4 4 _______________________________________________ ______________ / ______________ / / ______________ / ______ / / ______ / / / ______ / 1 \/ 2001 / 10 / 1 \/ 2001 / / 10 / 1 \/ 2001 3 / - + -------- / - ------------------- + 2*3 / - + -------- / / - ------------------- + 2*3 / - + -------- \/ 4 4 / ______________ \/ 4 4 / / ______________ \/ 4 4 / / ______ / / / ______ / / 1 \/ 2001 / / / 1 \/ 2001 / 3 / - + -------- / / 3 / - + -------- \/ \/ 4 4 \/ \/ \/ 4 4 x2 = 4 + --------------------------------------------------------- - -------------------------------------------------------------------------------------------------------------------------- 2 2
___________________________________________________________________________________________________________ / ______________ / / ______ / 10 / 1 \/ 2001 4 I* / - ------------------- + 2*3 / - + -------- + --------------------------------------------------------- _______________________________________________ / ______________ \/ 4 4 _______________________________________________ / ______________ / / ______ / ______________ / / ______ / / 1 \/ 2001 / / ______ / 10 / 1 \/ 2001 / 3 / - + -------- / 10 / 1 \/ 2001 / - ------------------- + 2*3 / - + -------- / \/ 4 4 / - ------------------- + 2*3 / - + -------- / ______________ \/ 4 4 / / ______________ \/ 4 4 / / ______ / / / ______ / / 1 \/ 2001 / / / 1 \/ 2001 / 3 / - + -------- / / 3 / - + -------- \/ \/ 4 4 \/ \/ \/ 4 4 x3 = 4 - --------------------------------------------------------- - ---------------------------------------------------------------------------------------------------------------------------- 2 2
___________________________________________________________________________________________________________ / ______________ / / ______ / 10 / 1 \/ 2001 4 I* / - ------------------- + 2*3 / - + -------- + --------------------------------------------------------- _______________________________________________ / ______________ \/ 4 4 _______________________________________________ / ______________ / / ______ / ______________ / / ______ / / 1 \/ 2001 / / ______ / 10 / 1 \/ 2001 / 3 / - + -------- / 10 / 1 \/ 2001 / - ------------------- + 2*3 / - + -------- / \/ 4 4 / - ------------------- + 2*3 / - + -------- / ______________ \/ 4 4 / / ______________ \/ 4 4 / / ______ / / / ______ / / 1 \/ 2001 / / / 1 \/ 2001 / 3 / - + -------- / / 3 / - + -------- \/ \/ 4 4 \/ \/ \/ 4 4 x4 = 4 - --------------------------------------------------------- + ---------------------------------------------------------------------------------------------------------------------------- 2 2
x4 = -sqrt(-10/(1/4 + sqrt(2001)/4)^(1/3) + 2*(1/4 + sqrt(2001)/4)^(1/3))/2 + 4 + i*sqrt(-10/(1/4 + sqrt(2001)/4)^(1/3) + 2*(1/4 + sqrt(2001)/4)^(1/3) + 4/sqrt(-10/(1/4 + sqrt(2001)/4)^(1/3) + 2*(1/4 + sqrt(2001)/4)^(1/3)))/2
suma
___________________________________________________________________________________________________________ ___________________________________________________________________________________________________________ ___________________________________________________________________________________________________________ ___________________________________________________________________________________________________________ / ______________ / ______________ / ______________ / ______________ / / ______ / / ______ / / ______ / / ______ / / 1 \/ 2001 4 10 / / 1 \/ 2001 4 10 / 10 / 1 \/ 2001 4 / 10 / 1 \/ 2001 4 / - 2*3 / - + -------- + --------------------------------------------------------- + ------------------- / - 2*3 / - + -------- + --------------------------------------------------------- + ------------------- I* / - ------------------- + 2*3 / - + -------- + --------------------------------------------------------- I* / - ------------------- + 2*3 / - + -------- + --------------------------------------------------------- _______________________________________________ / \/ 4 4 _______________________________________________ ______________ _______________________________________________ / \/ 4 4 _______________________________________________ ______________ _______________________________________________ / ______________ \/ 4 4 _______________________________________________ _______________________________________________ / ______________ \/ 4 4 _______________________________________________ / ______________ / / ______________ / ______ / ______________ / / ______________ / ______ / ______________ / / ______ / ______________ / ______________ / / ______ / ______________ / / ______ / / / ______ / 1 \/ 2001 / / ______ / / / ______ / 1 \/ 2001 / / ______ / / 1 \/ 2001 / / ______ / / ______ / / 1 \/ 2001 / / ______ / 10 / 1 \/ 2001 / / 10 / 1 \/ 2001 3 / - + -------- / 10 / 1 \/ 2001 / / 10 / 1 \/ 2001 3 / - + -------- / 10 / 1 \/ 2001 / 3 / - + -------- / 10 / 1 \/ 2001 / 10 / 1 \/ 2001 / 3 / - + -------- / 10 / 1 \/ 2001 / - ------------------- + 2*3 / - + -------- / / - ------------------- + 2*3 / - + -------- \/ 4 4 / - ------------------- + 2*3 / - + -------- / / - ------------------- + 2*3 / - + -------- \/ 4 4 / - ------------------- + 2*3 / - + -------- / \/ 4 4 / - ------------------- + 2*3 / - + -------- / - ------------------- + 2*3 / - + -------- / \/ 4 4 / - ------------------- + 2*3 / - + -------- / ______________ \/ 4 4 / / ______________ \/ 4 4 / ______________ \/ 4 4 / / ______________ \/ 4 4 / ______________ \/ 4 4 / / ______________ \/ 4 4 / ______________ \/ 4 4 / / ______________ \/ 4 4 / / ______ / / / ______ / / ______ / / / ______ / / ______ / / / ______ / / ______ / / / ______ / / 1 \/ 2001 / / / 1 \/ 2001 / / 1 \/ 2001 / / / 1 \/ 2001 / / 1 \/ 2001 / / / 1 \/ 2001 / / 1 \/ 2001 / / / 1 \/ 2001 / 3 / - + -------- / / 3 / - + -------- / 3 / - + -------- / / 3 / - + -------- / 3 / - + -------- / / 3 / - + -------- / 3 / - + -------- / / 3 / - + -------- \/ \/ 4 4 \/ \/ \/ 4 4 \/ \/ 4 4 \/ \/ \/ 4 4 \/ \/ 4 4 \/ \/ \/ 4 4 \/ \/ 4 4 \/ \/ \/ 4 4 4 + --------------------------------------------------------- + -------------------------------------------------------------------------------------------------------------------------- + 4 + --------------------------------------------------------- - -------------------------------------------------------------------------------------------------------------------------- + 4 - --------------------------------------------------------- - ---------------------------------------------------------------------------------------------------------------------------- + 4 - --------------------------------------------------------- + ---------------------------------------------------------------------------------------------------------------------------- 2 2 2 2 2 2 2 2
=
16
producto
/ ___________________________________________________________________________________________________________\ / ___________________________________________________________________________________________________________\ / ___________________________________________________________________________________________________________\ / ___________________________________________________________________________________________________________\ | / ______________ | | / ______________ | | / ______________ | | / ______________ | | / / ______ | | / / ______ | | / / ______ | | / / ______ | | / / 1 \/ 2001 4 10 | | / / 1 \/ 2001 4 10 | | / 10 / 1 \/ 2001 4 | | / 10 / 1 \/ 2001 4 | | / - 2*3 / - + -------- + --------------------------------------------------------- + ------------------- | | / - 2*3 / - + -------- + --------------------------------------------------------- + ------------------- | | I* / - ------------------- + 2*3 / - + -------- + --------------------------------------------------------- | | I* / - ------------------- + 2*3 / - + -------- + --------------------------------------------------------- | | _______________________________________________ / \/ 4 4 _______________________________________________ ______________ | | _______________________________________________ / \/ 4 4 _______________________________________________ ______________ | | _______________________________________________ / ______________ \/ 4 4 _______________________________________________ | | _______________________________________________ / ______________ \/ 4 4 _______________________________________________ | | / ______________ / / ______________ / ______ | | / ______________ / / ______________ / ______ | | / ______________ / / ______ / ______________ | | / ______________ / / ______ / ______________ | | / / ______ / / / ______ / 1 \/ 2001 | | / / ______ / / / ______ / 1 \/ 2001 | | / / ______ / / 1 \/ 2001 / / ______ | | / / ______ / / 1 \/ 2001 / / ______ | | / 10 / 1 \/ 2001 / / 10 / 1 \/ 2001 3 / - + -------- | | / 10 / 1 \/ 2001 / / 10 / 1 \/ 2001 3 / - + -------- | | / 10 / 1 \/ 2001 / 3 / - + -------- / 10 / 1 \/ 2001 | | / 10 / 1 \/ 2001 / 3 / - + -------- / 10 / 1 \/ 2001 | | / - ------------------- + 2*3 / - + -------- / / - ------------------- + 2*3 / - + -------- \/ 4 4 | | / - ------------------- + 2*3 / - + -------- / / - ------------------- + 2*3 / - + -------- \/ 4 4 | | / - ------------------- + 2*3 / - + -------- / \/ 4 4 / - ------------------- + 2*3 / - + -------- | | / - ------------------- + 2*3 / - + -------- / \/ 4 4 / - ------------------- + 2*3 / - + -------- | | / ______________ \/ 4 4 / / ______________ \/ 4 4 | | / ______________ \/ 4 4 / / ______________ \/ 4 4 | | / ______________ \/ 4 4 / / ______________ \/ 4 4 | | / ______________ \/ 4 4 / / ______________ \/ 4 4 | | / / ______ / / / ______ | | / / ______ / / / ______ | | / / ______ / / / ______ | | / / ______ / / / ______ | | / / 1 \/ 2001 / / / 1 \/ 2001 | | / / 1 \/ 2001 / / / 1 \/ 2001 | | / / 1 \/ 2001 / / / 1 \/ 2001 | | / / 1 \/ 2001 / / / 1 \/ 2001 | | / 3 / - + -------- / / 3 / - + -------- | | / 3 / - + -------- / / 3 / - + -------- | | / 3 / - + -------- / / 3 / - + -------- | | / 3 / - + -------- / / 3 / - + -------- | | \/ \/ 4 4 \/ \/ \/ 4 4 | | \/ \/ 4 4 \/ \/ \/ 4 4 | | \/ \/ 4 4 \/ \/ \/ 4 4 | | \/ \/ 4 4 \/ \/ \/ 4 4 | |4 + --------------------------------------------------------- + --------------------------------------------------------------------------------------------------------------------------|*|4 + --------------------------------------------------------- - --------------------------------------------------------------------------------------------------------------------------|*|4 - --------------------------------------------------------- - ----------------------------------------------------------------------------------------------------------------------------|*|4 - --------------------------------------------------------- + ----------------------------------------------------------------------------------------------------------------------------| \ 2 2 / \ 2 2 / \ 2 2 / \ 2 2 /
=
249
249
x1 = 2.1653071672877
x2 = 6.09288216148506
x3 = 3.87090533561362 + 1.97225561185846*i
x4 = 3.87090533561362 - 1.97225561185846*i
x4 = 3.87090533561362 - 1.97225561185846*i