Number of real value of \( x \) satisfying the equation \( \log _{2}\left(2 x^{2}+\sqrt{2}\right...

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Number of real value of \( x \) satisfying the equation \( \log _{2}\left(2 x^{2}+\sqrt{2}\right)=\frac{\sqrt{x^{2}+1}}{x^{2}+2} \) is :
(a) 0
(b) 1
(c) 2
(d) 3
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