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w is imaginary cube root of unity then(1+w-w^2)^7?

Leo Pixie , 10 Years ago
Grade 9
anser 1 Answers
Arun Kumar

Last Activity: 10 Years ago

Hello Student,

\\(1+\omega-\omega^2)^7 \\=>(-\omega^2-\omega^2)^7 \\=>(-2\omega^2)^7 \\=>-128\omega^2

Thanks & Regards
Arun Kumar
Btech, IIT Delhi
Askiitians Faculty

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