Question

(5×√2-√3)×(√3+5×√2)........

Answer 1

$(5 \sqrt{2} - \sqrt{3} )(5 \sqrt{2} + \sqrt{3} )$

$(5 \sqrt{2} )^{2} - (\sqrt{3})^{2}$

$25(2) - 3$

50 - 3

47