1.

If \[{{z}_{1}},{{z}_{2}},{{z}_{3}}......{{n}_{n}}\] are nth, roots of unity, then for \[k=1,\,2,.....,n\]

A. \[|{{z}_{k}}|=k|{{z}_{k+1}}|\]
B. \[|{{z}_{k+1}}|=k|{{z}_{k}}|\]
C. \[|{{z}_{k+1}}|\,=\,|{{z}_{k}}|+|{{z}_{k+1}}|\]
D. \[|{{z}_{k}}|=|{{z}_{k+1}}|\]
Answer» E.


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