(3+root3)(3-root3)

1.	(3+root3)(3-root3)
Answer» Find it from Google ???? (a+√b) (a-√b) =a (square)-b=(3+√3) (3-√3)=3(square)-3 =3×3-3 =9-3 =6 (3+√3)(3-√3)=3²-√3²=9-3=6

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