Which is a list of all the roots of x3 −x2 =4−4x? F {−1,2,−2} H {−1,2i,−2i} G {1,2,−2} J {1,2i,−2i}

asked Jun 21, 2023 59.1k views

2 votes

Which is a list of all the roots of

x3 −x2 =4−4x?
F {−1,2,−2} H {−1,2i,−2i}
G {1,2,−2} J {1,2i,−2i}

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2 votes

Answer:

Explanation:

$x^3-x^2+4x-4=0 \\ \\ x^2(x-1)+4(x-1)=0 \\ \\ (x^2+4)(x-1)=0 \\ \\ (x-2i)(x+2i)(x-1)=0 \\ \\ x=1, 2i, -2i$

Buhb answered Jun 27, 2023

by Buhb

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