જો $2 \cosh 2x + 10 \sinh 2x = 5$ હોય,તો $x =$

  • A
    $\frac{1}{2} \log \frac{4}{3}$
  • B
    $\frac{1}{2} \log \frac{2}{3}$
  • C
    $\frac{1}{2} \log \frac{3}{2}$
  • D
    $\frac{1}{2} \log \frac{3}{4}$

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