Question

Please help me solving this:-
(3+√3) (3-√3)​

Answer 1

Step-by-step explanation:

(3+√3)(3-√3)

= 9-3√3+3√3-(√3)²

= 9-3 = 6

Answer 2

Step-by-step explanation:

using identity , (a+b)(a-b)= a^2-b^2

here a=3and b=√3

(3)^2-(√3)^2

= 9-3

= 6