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Question: alegbra problem

Question:alegbra problem

fredrick08 24 Maple
June 04 2009
0

can someone please tell me why maple says that x=root(x^2+1)/x=.5root(2+root(2)) please someone help, or even better that why does arcsin(1/x)=arctan(x)=>x=-root(-2+root(20))/(-1+root(5))???????
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