Log7 1 x log. Log 11 (8x2 + 7) - log 11 ( x2. log11 8x 2+7 -log11 x 2+x+1 >log11 x/ x+5 +7. log11(2x2-7x+3)=1.

$Log7 1 x log. Log 11 (8x2 + 7) - log 11 ( x2. log11 8x 2+7 -log11 x 2+x+1 >log11 x/ x+5 +7. log11(2x2-7x+3)=1.$