Aratati ca radicalul din poza nu apartine lui I

√(2^10+2^13)
= √[2^10(1+2^3)]
= √(2^10•9)
= √[(2^5 •3)²
=2^5 •3
=96∈Q
√(2^10+2^13)∈Q
√(2^10+2^13)∉I