Question

simply :(3+√3)(3-√3)​

Answer 1

Answer:

AS WE KNOW THAT (A +B)( A-B) = A SQUARE - B SQUARE (3 +√3 )(3-√3 ) = (3) SQAURE -(√3)SQAURE = 9- 3 = 6.

Answer 2

Answer:

$= (3 + \sqrt{3)} (3 - \sqrt{3)}$

$= {(3)}^{2} - { (\sqrt{3} )}^{2}$

$= 9 - 3$

$= 6$