About Lesson
3.3 Derivative of Logarithm Functions 对数函数的导数
Differentiate the following statement
微分下列各式
1. ln(csc5x)
Answer :
–5cot5x
2. log(x
– x)
![Rendered by QuickLaTeX.com ^2](https://learn-ondemand.com/wp-content/ql-cache/quicklatex.com-a7291093923f5dcde3363e8b2a67d2a4_l3.png)
Answer :
![Rendered by QuickLaTeX.com \frac{2x-1}{\left(x^2-x\right)\ln{10}}](https://learn-ondemand.com/wp-content/ql-cache/quicklatex.com-64dd9e2222badc6c0ac62dc88086341c_l3.png)
3. ln (ln3x
)
![Rendered by QuickLaTeX.com ^2](https://learn-ondemand.com/wp-content/ql-cache/quicklatex.com-a7291093923f5dcde3363e8b2a67d2a4_l3.png)
Answer :
![Rendered by QuickLaTeX.com \frac{2}{x\ln{3x^2}}](https://learn-ondemand.com/wp-content/ql-cache/quicklatex.com-ead530b83158e45b566a89a27274252a_l3.png)
4. ![Rendered by QuickLaTeX.com \sqrt{xln{x^2}}](https://learn-ondemand.com/wp-content/ql-cache/quicklatex.com-f4a84d85212ed6850b158fa13ea812be_l3.png)
![Rendered by QuickLaTeX.com \sqrt{xln{x^2}}](https://learn-ondemand.com/wp-content/ql-cache/quicklatex.com-f4a84d85212ed6850b158fa13ea812be_l3.png)
Answer :
![Rendered by QuickLaTeX.com \frac{\ln{x}+1}{\sqrt{x\ln{x^2}}}](https://learn-ondemand.com/wp-content/ql-cache/quicklatex.com-9201a38d8dbbde156ca03b3e4ccaed8a_l3.png)
5. ![Rendered by QuickLaTeX.com ln{(}{sin}^{-1}{\sqrt x})](https://learn-ondemand.com/wp-content/ql-cache/quicklatex.com-41fe1d4cbc4f57862f4329658c42ba94_l3.png)
![Rendered by QuickLaTeX.com ln{(}{sin}^{-1}{\sqrt x})](https://learn-ondemand.com/wp-content/ql-cache/quicklatex.com-41fe1d4cbc4f57862f4329658c42ba94_l3.png)
Answer :
![Rendered by QuickLaTeX.com \frac{1}{2\sqrt{x(1-x)}\sin^{-1}{\sqrt x}}](https://learn-ondemand.com/wp-content/ql-cache/quicklatex.com-dc4cf774e722af5e8306313d8596ec8b_l3.png)
6. ![Rendered by QuickLaTeX.com sin-1(ln2x)](https://learn-ondemand.com/wp-content/ql-cache/quicklatex.com-6866bf04f3590724c7160fa86329736e_l3.png)
![Rendered by QuickLaTeX.com sin-1(ln2x)](https://learn-ondemand.com/wp-content/ql-cache/quicklatex.com-6866bf04f3590724c7160fa86329736e_l3.png)
Answer :
![Rendered by QuickLaTeX.com \frac{1}{x\sqrt{1-\left(\ln{2x}\right)^2}}](https://learn-ondemand.com/wp-content/ql-cache/quicklatex.com-28332f64d2fdd851580f1bc6f9f67892_l3.png)
7. ![Rendered by QuickLaTeX.com x{tan}^{-1}{x}-ln{\sqrt{1+x^2}}](https://learn-ondemand.com/wp-content/ql-cache/quicklatex.com-4f419425387abf0a2a5f0bd12197d4c6_l3.png)
![Rendered by QuickLaTeX.com x{tan}^{-1}{x}-ln{\sqrt{1+x^2}}](https://learn-ondemand.com/wp-content/ql-cache/quicklatex.com-4f419425387abf0a2a5f0bd12197d4c6_l3.png)
Answer :
![Rendered by QuickLaTeX.com {tan}^{-1}{x}](https://learn-ondemand.com/wp-content/ql-cache/quicklatex.com-952ee6611e5b7e126ce9b2391cfd7533_l3.png)