Question

(4sqrt(2)+9)(sqrt(2)-1)

Answer 1

\[\large (4 \sqrt{2}+9) \times (\sqrt{2}-1)\]
\[\large F:4 \sqrt{2} \times \sqrt{2} \]
\[\large O:4 \sqrt{2} \times -1 \]
\[\large I:9 \times \sqrt{2} \]
\[\large F:9 \times -1 \]

Answer 2

FOIF ? that's sposed to be FOIL.... lol

Answer 3

lol that is the right answer

Answer 4

wrong