# Math Help - Complex root of unity

1. ## Complex root of unity

Question : Let $\alpha$ and $\beta$ be the complex roots of unity, find the value of

$(1 - \alpha)(1 - \beta) (1 - \beta^2)(1- \beta^4)$

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Solution

I dont know what to do

2. Originally Posted by zorro
Question : Let \alpha and \beta be the complex roots of unity, find the value of

$(1 - \alpha)(1 - \beta) (1 - \beta^2)(1- \beta^4)$

----------------------------------------------------------------------
Solution

I dont know what to do
Which complex roots of unity?

3. that is the question mite even i dont know what to do?????

4. Originally Posted by zorro
that is the question mite even i dont know what to do?????
It doesn't say let alpha and beta be the "some number" and "some other number" roots of unity respectively or something?

5. thats what is given i dont have any thing else