Question

como resolver :
4 /√2 -6

Answer 1

$\frac{4}{ \sqrt{2} - 6 } .( \frac{ \sqrt{2} + 6}{ \sqrt{2} + 6} )= \frac{4 \sqrt{2}+24 }{( \sqrt{2})^{2}- 6^{2} } = \frac{4 \sqrt{2} + 24}{2 - 36} = \frac{4 \sqrt{2}+ 24 }{-34} = \frac{2 \sqrt{2} + 12 }{-17}$