\[\boxed{\mathbf{886}.}\]
\[1)\ \log_{3}x = 5 - x\]
\[y = \log_{3}x - логарифмическая\]
\[\ функция:\]
\[x\] | \[1\] | \[3\] | \[9\] |
---|---|---|---|
\[y\] | \[0\] | \[1\] | \[2\] |
\[y = 5 - x - уравнение\ прямой:\]
\[x\] | \[0\] | \[5\] |
---|---|---|
\[y\] | \[5\] | \[0\] |
\[Ответ:\ \ x \approx 3,8.\]
\[2)\ \log_{\frac{1}{2}}x = 3x\]
\[y = \log_{\frac{1}{2}}x - логарифмическая\]
\[\ функция:\]
\[x\] | \[1\] | \[2\] | \[4\] | \[8\] |
---|---|---|---|---|
\[y\] | \[0\] | \[- 1\] | \[- 2\] | \[- 3\] |
\[y = 3x - уравнение\ прямой:\]
\[x\] | \[0\] | \[1\] |
---|---|---|
\[y\] | \[0\] | \[3\] |
\[Ответ:\ \ x = \frac{1}{3}.\]