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valina [46]
3 years ago
12

Please help I'm confused =(

Mathematics
1 answer:
crimeas [40]3 years ago
4 0
The answer 10 according to the given foil:( \sqrt{5+ \sqrt{5} } - \sqrt{5- \sqrt{5} })^2\\( \sqrt{5+ \sqrt{5} })^2-2 \sqrt{5+ \sqrt{5} }  \sqrt{5 -\sqrt{5} } + (\sqrt{5 -\sqrt{5} }) ^2\\5+ \sqrt{5} -2(5-5)+5- \sqrt{5} =10
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