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If x=5-root under21 proof that x cube+1by x ka cube_5×xka square+1 by x ka square+x +1 by x ka square=0

If x=5-root under21 proof that x cube+1by x ka cube_5×xka square+1 by x ka square+x +1 by x ka square=0

Grade:9

1 Answers

Deepak Kumar Shringi
askIITians Faculty 4407 Points
4 years ago
Do write the question properly and go through the attched imaged562-255_Capture.PNG

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