Question

Me podrian decir la racionalizacion de 15/5√7
. 15
------ = ?
5√7

Answer 1

$\frac{15}{5 \sqrt{7} } \times \frac{ \sqrt{7} }{ \sqrt{7} } = \frac{15 \sqrt{7} }{5 \sqrt{ {7}^{2} } } = \frac{15 \sqrt{7} }{5 \times 7} = \frac{15 \sqrt{7} }{35}$