log47+log42≤log4x
x=?
\( \log_47+\log_42\le\log_4x \)
\( x=\text{?} \)
\( x=\text{?} \)
\( \ln(x+5)+\ln x≤\ln4+\ln2x \)
\( \log_{0.25}7+\log_{0.25}\frac{1}{3}<\log_{0.25}x^2 \)
\( x=\text{?} \)
0 < X \le 3
\log_{0.25}7+\log_{0.25}\frac{1}{3}<\log_{0.25}x^2
-\sqrt{\frac{7}{3}} < x < 0,0 < x < \sqrt{\frac{7}{3}}