Question

Potencia com expoente racional
(1+√5)(3+√5
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2+√5

Answer 1

$\frac{(1+ \sqrt{5})(3+ \sqrt{5}) }{2+ \sqrt{5} }=$

$\frac{3+ \sqrt{5}+3 \sqrt{5}+( \sqrt{5})^2 }{2+ \sqrt{5} } =$

$\frac{3+ \sqrt{5}+3 \sqrt{5}+5 }{2+ \sqrt{5} }= \frac{8+4 \sqrt{5} }{2+ \sqrt{5} }$