Question

(4+3sqrt3) (9-2sqrt3)

Answer 1

Multiply it out with FOIL, then combine like terms
4(9) - 4(2)sqrt(3) +3(9)sqrt(3) - 3(2)sqrt(3)sqrt(3)

Answer 2

Can you simplify that?

Answer 3

idk

Answer 4

so?

Answer 5

Now multiply all terms out:
36 - 8sqrt(3) + 27sqrt(3) - 6sqrt(9)

Answer 6

look at the last term, what is sqrt(9)?

Answer 7

36 plus 13 square root of 3 so is that the answer?

Answer 8

The next step is:
36 + 19sqrt(3) - 6(3)

Answer 9

36 + 19sqrt(3) - 18
18 + 19sqrt(3)

Answer 10

where do i go from there?

Answer 11

18 + 19sqrt(3) is the final answer

Answer 12

Thank you very much i became a fam you should also do the same& stay in contact cause im going to need a lot of help with math