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If z is a non real root of root(7)(-1) ...

If `z` is a non real root of `root(7)(-1)` , then find the value of `z^(86)+z^(175)+z^(289)dot`

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CENGAGE ENGLISH-COMPLEX NUMBERS AND QUADRATIC EQUATIONS-All Questions
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  3. If z is a non real root of root(7)(-1) , then find the value of z^(86...

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  6. All the value of k for which the quadratic polynomial f(x)=2x^2+k x+2=...

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  7. If a=cos(2pi//7)+isin(2pi//7), then find the quadratic equation whose ...

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  9. If |z/| barz |- barz |=1+|z|, then prove that z is a purely imaginary ...

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  10. If x=-5+2sqrt(-4) , find the value of x^4+9x^3+35 x^2-x+4.

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  12. The value of i^(1+3+5+.....+(2n+1)) is.

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