How would i multiply:

(4+ radical of 3)(2+ radical of 3) if they are simplified already inside the parenthesis?

what do i do now

Use FOIL or the distributive property

4(2+ sqrt 3) + sqrt 3(2+ sqrt 3)

8 + 4 sqrt 3 + 2 sqrt 3 + 3

11 + 6 sqrt 3