Question

3 radical din 5 supra 2 radical 3 plus 4 radical 3 supra radical din 5

Answer 1

Răspuns:

$\frac{3 \sqrt{5} }{2 \sqrt{3} } + \frac{4 \sqrt{3} }{ \sqrt{5} } = \frac{3 \sqrt{5} \times 2\sqrt{3} }{ 12} + \frac{4 \sqrt{3} \times \sqrt{5} }{5} = \frac{6 \sqrt{15} }{12} + \frac{4 \sqrt{15} }{5} = \frac{30 \sqrt{15} + 48 \sqrt{15} }{60 } = \frac{78 \sqrt{15} }{60}$