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common roots of the equations ​x^12-1=0 and x^4 +x^2+1=0

common roots of the equations 
​x^12-1=0 and x^4 +x^2+1=0

Grade:12th pass

1 Answers

ng29
1698 Points
8 years ago
according to me there are no common roots of the equations that u have mentioned
bcoz frm first eq we conclude that x=1,-1
but any value of x among these two does not satisfy the other equation
also eq second has no real roots bcoz its determinant is less than zero
 

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