[tex] \sqrt{2} (3 + 4 \sqrt{2} ) = [/tex] tolong bantu jawab kakk.. sertaan dengan cara nya kak.. makasihh...

[tex] \sqrt{2} (3 + 4\sqrt{2} ) \\ = 3 \sqrt{2} + 4 \sqrt{4} \\ = 3 \sqrt{2 } + 4.2\\ = 8 + 3 \sqrt{2} [/tex]