Question

solve (3+√3) (3-√3)​

Answer 1

Answer:

6

Step-by-step explanation:

9-3

use identity of a2-b2

Answer 2

Answer:

By identity

(a+b)(a-b)=a²-b²

$\sf{(3+\sqrt3)(3-\sqrt3)=3^{2}-\sqrt3^{2}}$

$\sf{=9-3}$

$\sf{=6}$