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If the cube roots of unity are 1,w,w 2 then the roots of the equation (x-1 3 )+8=0 are..

If the cube roots of unity are 1,w,w2 then the roots of the equation (x-13)+8=0 are..

Grade:12

1 Answers

Yash Baheti IIT Roorkee
askIITians Faculty 97 Points
7 years ago
Hi,

I think the question is (x-1)3 + 8 = 0
If that is the question, than you can write (x-1)3 = -8
or (x-1) = -2 and x = -1.

If its the one you have written than the answer is clrealy -7.

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