If `alpha,beta` are the roots of `x^(2)+x+1=0` then `|{:(y+1,beta,alpha),(beta,y+alpha,1),(alpha,1,y+beta):}|`A. `y^(2)-1`B. `y(y^(2)-1)`C. `u^(2)-y`D. `y^(3)`

If `alpha,beta` are the roots of `x^(2)+x+1=0` then `|{:(y+1,beta,alph

1.	If `alpha,beta` are the roots of `x^(2)+x+1=0` then `\|{:(y+1,beta,alpha),(beta,y+alpha,1),(alpha,1,y+beta):}\|`A. `y^(2)-1`B. `y(y^(2)-1)`C. `u^(2)-y`D. `y^(3)`
Answer» Correct Answer - D

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If `alpha,beta` are the roots of `x^(2)+x+1=0` then `|{:(y+1,beta,alpha),(beta,y+alpha,1),(alpha,1,y+beta):}|`A. `y^(2)-1`B. `y(y^(2)-1)`C. `u^(2)-y`D. `y^(3)`

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