If \[{{\sin }^{2}}\theta =\frac{{{x}^{2}}+{{y}^{2}}+1}{2x}\], then x must be [UPSEAT 2004]

If \[{{\sin }^{2}}\theta =\frac{{{x}^{2}}+{{y}^{2}}+1}{2x}\], then x m

1.	If \[{{\sin }^{2}}\theta =\frac{{{x}^{2}}+{{y}^{2}}+1}{2x}\], then x must be [UPSEAT 2004]
A.	-3
B.	-2
C.	1
D.	None of these
Answer» E.

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If \[{{\sin }^{2}}\theta =\frac{{{x}^{2}}+{{y}^{2}}+1}{2x}\], then x must be [UPSEAT 2004]

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