if 1 ,w(omega),W raise to 2(omege square) are the cube roots of unity , show that 1+w+w raise to 2(omega square)=0 and w cube (omega cube)=1

Asked by pooja dev | 12th Nov, 2010, 12:00: AM

Expert Answer:

dear student,

shown above are the cube roots of unity.
so clearly their sum comes out to be zero.
hope this clarifies your doubt.
regards
team topperlearning

Answered by  | 13th Nov, 2010, 10:13: AM

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