If x2 = y + z, y2 = z + x and z2 = x + y, x, y, z ≠ 0, then the va – McqOptions

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1.	If x2 = y + z, y2 = z + x and z2 = x + y, x, y, z ≠ 0, then the value of \(\sqrt {\frac{1}{{1\; + \;x}}\; + \;\frac{1}{{1\; + \;y}}\; + \;\frac{1}{{1\; + \;z}}}\) is
A.	2
B.	0
C.	-2
D.	1
Answer» E.

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