If $$ x= sqrt{ sqrt{5}+1 over { sqrt{5}-1}}$$ then the value of $$ {5x – McqOptions

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1.	If $$ x= sqrt{ sqrt{5}+1 over { sqrt{5}-1}}$$ then the value of $$ {5x^2-5x-1}$$ will be:
A.	0
B.	3
C.	4
D.	5
Answer» D. 5

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