Question

The cube root of unity, are 1, w, w square, then the roots of equation (x-1) cube + 8=0 are

a) -1, 1+2w, 1-2w square

b) -1, 1-2w, 1 -2w square

c) -1, -1, -1

d) None of these

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Answer 1

Answer:

b

Step-by-step explanation:

-1, 1-2w,1-2w^2.....