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JinKazama1:
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using property of omega as
one plus omega plus omega ^2 =0
omega ^3= one
we get ans =32^2
one plus omega plus omega ^2 =0
omega ^3= one
we get ans =32^2
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Final Answer : Option 3) (-w )
Understanding :
1) w^3 = 1
1 + w^2 + w = 0
Steps :
1) We will convert all higher order terms into power of w to 1,2 by using w^3 =1 .
2) Then, we will use w^2 + w + 1= 0
For Calculation see pic.
Understanding :
1) w^3 = 1
1 + w^2 + w = 0
Steps :
1) We will convert all higher order terms into power of w to 1,2 by using w^3 =1 .
2) Then, we will use w^2 + w + 1= 0
For Calculation see pic.
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