Prove that : ((Root3+1)to the power 2x)+ ((root3-1)to the power 2x)=2to the power 3x

Prove that : ((Root3+1)to the power 2x)+ ((root3-1)to the power 2x)=2t

1.	Prove that : ((Root3+1)to the power 2x)+ ((root3-1)to the power 2x)=2to the power 3x
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