Question

El producto de (4+raizde2) (2-raiz2) es igual a ???
Urgentee ayuden xfa

Answer 1

$(4+ \sqrt{2} )(2- \sqrt{2} )=  8-4 \sqrt{2} +2 \sqrt{2} - \sqrt{2^{2} } = 8- 2\sqrt{2} -2 = 6 -2 \sqrt{2}$