Problem 5
$$ x^{4}-12 x^{3}+54 x^{2}-108 x+81 $$
Problem 108
$$ 5^{|4 x-6|}=25^{3 x-4} $$
Problem 111
$$ 2^{x+1}+3 \cdot 2^{x-3}=76 $$
Problem 134
$$ \log _{2}(3-x)+\log _{2}(1-x)=3 $$
Problem 150
$$ \log _{x}(125 x) \cdot \log _{25}^{2} x=1 $$
Problem 156
$$ \log _{0.5 x} x^{2}-14 \log _{16 x} x^{3}+40 \log _{4 x} \sqrt{x}=0 $$
Problem 159
$$ \sqrt{1+\log _{0.04} x}+\sqrt{3+\log _{0,2} x}=1 $$
Problem 176
$$ 3 x^{2}-7 x+6<0 $$
Problem 178
$$ x^{2}-3 x+5>0 $$
Problem 197
$$ \left(x^{2}-4\right)\left(x^{2}-4 x+4\right)\left(x^{2}-6 x+8\right)\left(x^{2}+4 x+4\right)<0 $$