About Lesson
17.5 Logarithmic Equations 对数方程式
Solve the following equations :
解下列方程式:
1.
Answer:
16
2.
Answer:
4
3.
Answer:
4
4.
Answer:
4 , ![Rendered by QuickLaTeX.com \frac{1}{2}](data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSI5IiBoZWlnaHQ9IjI5IiB2aWV3Qm94PSIwIDAgOSAyOSI+PHJlY3Qgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgZmlsbD0iI2VhZWFlYyIvPjwvc3ZnPg==)
![Rendered by QuickLaTeX.com \frac{1}{2}](https://learn-ondemand.com/wp-content/ql-cache/quicklatex.com-f5ac0f658c5eea95b9d59561e1d0ecab_l3.png)
5.
Answer:
1000, 0.01
6.
Answer:
27, ![Rendered by QuickLaTeX.com \frac{1}{27}](data:image/svg+xml;base64,PHN2ZyB4bWxucz0iaHR0cDovL3d3dy53My5vcmcvMjAwMC9zdmciIHdpZHRoPSIxOCIgaGVpZ2h0PSIyOSIgdmlld0JveD0iMCAwIDE4IDI5Ij48cmVjdCB3aWR0aD0iMTAwJSIgaGVpZ2h0PSIxMDAlIiBmaWxsPSIjZWFlYWVjIi8+PC9zdmc+)
![Rendered by QuickLaTeX.com \frac{1}{27}](https://learn-ondemand.com/wp-content/ql-cache/quicklatex.com-4537236f0880f26d19f87d6be56b6493_l3.png)