If 1, ${\log _9}\,\,({3^{1 - x}} + 2),\,\,{\log _3}\,\,({4.3^x} - 1)$ are in A.P. then x equals

Question

${\log _3}\,4\,\,\,$

$1 - \,{\log _3}\,4\,$

$1 - \,{\log _4}\,3$

${\log _4}\,3$

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