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-1+2*(x+4)*(x^2+8*x-15)*(x^3+8)=0 la ecuación

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Solución numérica:

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Solución

Ha introducido [src]
               / 2           \ / 3    \    
-1 + 2*(x + 4)*\x  + 8*x - 15/*\x  + 8/ = 0
2(x+4)((x2+8x)15)(x3+8)1=02 \left(x + 4\right) \left(\left(x^{2} + 8 x\right) - 15\right) \left(x^{3} + 8\right) - 1 = 0
Respuesta rápida [src]
x1 = -9.56777365526624
x1=9.56777365526624x_{1} = -9.56777365526624
x2 = -3.99971191043209
x2=3.99971191043209x_{2} = -3.99971191043209
x3 = -2.0007715168484
x3=2.0007715168484x_{3} = -2.0007715168484
x4 = 1.56844430605346
x4=1.56844430605346x_{4} = 1.56844430605346
x5 = 0.999906388246635 - 1.73244305233899*I
x5=0.9999063882466351.73244305233899ix_{5} = 0.999906388246635 - 1.73244305233899 i
x6 = 0.999906388246635 + 1.73244305233899*I
x6=0.999906388246635+1.73244305233899ix_{6} = 0.999906388246635 + 1.73244305233899 i
x6 = 0.999906388246635 + 1.73244305233899*i
Suma y producto de raíces [src]
suma
-9.56777365526624 - 3.99971191043209 - 2.0007715168484 + 1.56844430605346 + 0.999906388246635 - 1.73244305233899*I + 0.999906388246635 + 1.73244305233899*I
((((9.567773655266243.99971191043209)2.0007715168484)+1.56844430605346)+(0.9999063882466351.73244305233899i))+(0.999906388246635+1.73244305233899i)\left(\left(\left(\left(-9.56777365526624 - 3.99971191043209\right) - 2.0007715168484\right) + 1.56844430605346\right) + \left(0.999906388246635 - 1.73244305233899 i\right)\right) + \left(0.999906388246635 + 1.73244305233899 i\right)
=
-12.0000000000000
12.0-12.0
producto
-9.56777365526624*-3.99971191043209*-2.0007715168484*1.56844430605346*(0.999906388246635 - 1.73244305233899*I)*(0.999906388246635 + 1.73244305233899*I)
1.56844430605346(2.0007715168484)((3.99971191043209)9.56777365526624)(0.9999063882466351.73244305233899i)(0.999906388246635+1.73244305233899i)1.56844430605346 \left(-2.0007715168484\right) \left(- \left(-3.99971191043209\right) 9.56777365526624\right) \left(0.999906388246635 - 1.73244305233899 i\right) \left(0.999906388246635 + 1.73244305233899 i\right)
=
-480.500000000000
480.5-480.5
-480.500000000000
Respuesta numérica [src]
x1 = -9.56777365526624
x2 = -2.0007715168484
x3 = 1.56844430605346
x4 = 0.999906388246635 - 1.73244305233899*i
x5 = 0.999906388246635 + 1.73244305233899*i
x6 = -3.99971191043209
x6 = -3.99971191043209