AnijahO511039 AnijahO511039

30-10-2022
Mathematics

contestada

what are the real or imaginary solutions of each polynomial equation x4 - 20x2 = -64

Respuesta :

LynexW245096 LynexW245096

30-10-2022

we have the equation

[tex]\begin{gathered} \\ x^4-20x^2=-64 \end{gathered}[/tex]

using a graphing tool

see the attached figure

please wait a minute

the real solutions are

x=-4

x=-2

x=2

x=4

Ver imagen LynexW245096

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