If x = (√5 + 1)/(√5 - 1) and y = (√5 - 1)/(√5 + 1), then find – McqOptions

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1.	If x = (√5 + 1)/(√5 - 1) and y = (√5 - 1)/(√5 + 1), then find the value of x2 - y2.
A.	√5
B.	2√5
C.	3√5
D.	4√5
Answer» D. 4√5

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