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यदी 1, omega, omega^(2) इकाई के घनमूल हो...

यदी `1, omega, omega^(2)` इकाई के घनमूल हो तो सिद्ध कीजिए:
`(1-omega+omega^(2))(1-omega^(2)+omega^(4))(1-omega^(4)+omega^(8))...."to "2n` गुणनखण्डों तक `=(2)^(2n)`

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