Question

Need help urgently.
(3sqr2 + 1) (2sqr2 -3)
sqr represents the radical sign

Answer 1

[9-7\sqrt{2}\]

Answer 2

foil problem

Answer 3

\[(6*2)-9\sqrt{2}+2\sqrt{2}-3\]

Answer 4

\[12-7\sqrt{2}-3\]

Answer 5

\[9-7\sqrt{2}\]

Answer 6

i know it's a foil problem but i'm not getting it. how come you got (6*2) - etc. i'm lost